2011808920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 192

約数和(自身を含む): 5308934400

約数和(自身を除く): 3297125480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 121, 131, 152, 167, 190, 209, 220, 242, 262, 334, 380, 418, 440, 484, 524, 605, 655, 668, 760, 835, 836, 968, 1045, 1048, 1210, 1310, 1336, 1441, 1670, 1672, 1837, 2090, 2299, 2420, 2489, 2620, 2882, 3173, 3340, 3674, 4180, 4598, 4840, 4978, 5240, 5764, 6346, 6680, 7205, 7348, 8360, 9185, 9196, 9956, 11495, 11528, 12445, 12692, 14410, 14696, 15851, 15865, 18370, 18392, 19912, 20207, 21877, 22990, 24890, 25384, 27379, 28820, 31702, 31730, 34903, 36740, 40414, 43754, 45980, 49780, 54758, 57640, 63404, 63460, 69806, 73480, 79255, 80828, 87508, 91960, 99560, 101035, 109385, 109516, 126808, 126920, 136895, 139612, 158510, 161656, 174515, 175016, 202070, 218770, 219032, 240647, 273790, 279224, 301169, 317020, 349030, 383933, 404140, 415663, 437540, 481294, 547580, 602338, 634040, 698060, 767866, 808280, 831326, 875080, 962588, 1095160, 1203235, 1204676, 1396120, 1505845, 1535732, 1662652, 1919665, 1925176, 2078315, 2406470, 2409352, 2647117, 3011690, 3071464, 3325304, 3839330, 4156630, 4572293, 4812940, 5294234, 6023380, 7678660, 8313260, 9144586, 9625880, 10588468, 12046760, 13235585, 15357320, 16626520, 18289172, 21176936, 22861465, 26471170, 36578344, 45722930, 50295223, 52942340, 91445860, 100590446, 105884680, 182891720, 201180892, 251476115, 402361784, 502952230, 1005904460, 2011808920]

約数ペア:

[(1, 2011808920), (2, 1005904460), (4, 502952230), (5, 402361784), (8, 251476115), (10, 201180892), (11, 182891720), (19, 105884680), (20, 100590446), (22, 91445860), (38, 52942340), (40, 50295223), (44, 45722930), (55, 36578344), (76, 26471170), (88, 22861465), (95, 21176936), (110, 18289172), (121, 16626520), (131, 15357320), (152, 13235585), (167, 12046760), (190, 10588468), (209, 9625880), (220, 9144586), (242, 8313260), (262, 7678660), (334, 6023380), (380, 5294234), (418, 4812940), (440, 4572293), (484, 4156630), (524, 3839330), (605, 3325304), (655, 3071464), (668, 3011690), (760, 2647117), (835, 2409352), (836, 2406470), (968, 2078315), (1045, 1925176), (1048, 1919665), (1210, 1662652), (1310, 1535732), (1336, 1505845), (1441, 1396120), (1670, 1204676), (1672, 1203235), (1837, 1095160), (2090, 962588), (2299, 875080), (2420, 831326), (2489, 808280), (2620, 767866), (2882, 698060), (3173, 634040), (3340, 602338), (3674, 547580), (4180, 481294), (4598, 437540), (4840, 415663), (4978, 404140), (5240, 383933), (5764, 349030), (6346, 317020), (6680, 301169), (7205, 279224), (7348, 273790), (8360, 240647), (9185, 219032), (9196, 218770), (9956, 202070), (11495, 175016), (11528, 174515), (12445, 161656), (12692, 158510), (14410, 139612), (14696, 136895), (15851, 126920), (15865, 126808), (18370, 109516), (18392, 109385), (19912, 101035), (20207, 99560), (21877, 91960), (22990, 87508), (24890, 80828), (25384, 79255), (27379, 73480), (28820, 69806), (31702, 63460), (31730, 63404), (34903, 57640), (36740, 54758), (40414, 49780), (43754, 45980)]