2021372980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{7229}}^1$

素因数の和:7321

約数の個数: 96

約数和(自身を含む): 4897428480

約数和(自身を除く): 2876055500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 41, 44, 55, 62, 82, 110, 124, 155, 164, 205, 220, 310, 341, 410, 451, 620, 682, 820, 902, 1271, 1364, 1705, 1804, 2255, 2542, 3410, 4510, 5084, 6355, 6820, 7229, 9020, 12710, 13981, 14458, 25420, 27962, 28916, 36145, 55924, 69905, 72290, 79519, 139810, 144580, 159038, 224099, 279620, 296389, 318076, 397595, 448198, 592778, 795190, 896396, 1120495, 1185556, 1481945, 1590380, 2240990, 2465089, 2963890, 3260279, 4481980, 4930178, 5927780, 6520558, 9188059, 9860356, 12325445, 13041116, 16301395, 18376118, 24650890, 32602790, 36752236, 45940295, 49301780, 65205580, 91880590, 101068649, 183761180, 202137298, 404274596, 505343245, 1010686490, 2021372980]

約数ペア:

[(1, 2021372980), (2, 1010686490), (4, 505343245), (5, 404274596), (10, 202137298), (11, 183761180), (20, 101068649), (22, 91880590), (31, 65205580), (41, 49301780), (44, 45940295), (55, 36752236), (62, 32602790), (82, 24650890), (110, 18376118), (124, 16301395), (155, 13041116), (164, 12325445), (205, 9860356), (220, 9188059), (310, 6520558), (341, 5927780), (410, 4930178), (451, 4481980), (620, 3260279), (682, 2963890), (820, 2465089), (902, 2240990), (1271, 1590380), (1364, 1481945), (1705, 1185556), (1804, 1120495), (2255, 896396), (2542, 795190), (3410, 592778), (4510, 448198), (5084, 397595), (6355, 318076), (6820, 296389), (7229, 279620), (9020, 224099), (12710, 159038), (13981, 144580), (14458, 139810), (25420, 79519), (27962, 72290), (28916, 69905), (36145, 55924)]