2012920020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{1181}}^1$

素因数の和:1770

約数の個数: 144

約数和(自身を含む): 6482116368

約数和(自身を除く): 4469196348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 557, 612, 765, 1020, 1114, 1181, 1530, 1671, 2228, 2362, 2785, 3060, 3342, 3543, 4724, 5013, 5570, 5905, 6684, 7086, 8355, 9469, 10026, 10629, 11140, 11810, 14172, 16710, 17715, 18938, 20052, 20077, 21258, 23620, 25065, 28407, 33420, 35430, 37876, 40154, 42516, 47345, 50130, 53145, 56814, 60231, 70860, 80308, 85221, 94690, 100260, 100385, 106290, 113628, 120462, 142035, 170442, 180693, 189380, 200770, 212580, 240924, 284070, 301155, 340884, 361386, 401540, 426105, 568140, 602310, 657817, 722772, 852210, 903465, 1204620, 1315634, 1704420, 1806930, 1973451, 2631268, 3289085, 3613860, 3946902, 5920353, 6578170, 7893804, 9867255, 11182889, 11840706, 13156340, 19734510, 22365778, 23681412, 29601765, 33548667, 39469020, 44731556, 55914445, 59203530, 67097334, 100646001, 111828890, 118407060, 134194668, 167743335, 201292002, 223657780, 335486670, 402584004, 503230005, 670973340, 1006460010, 2012920020]

約数ペア:

[(1, 2012920020), (2, 1006460010), (3, 670973340), (4, 503230005), (5, 402584004), (6, 335486670), (9, 223657780), (10, 201292002), (12, 167743335), (15, 134194668), (17, 118407060), (18, 111828890), (20, 100646001), (30, 67097334), (34, 59203530), (36, 55914445), (45, 44731556), (51, 39469020), (60, 33548667), (68, 29601765), (85, 23681412), (90, 22365778), (102, 19734510), (153, 13156340), (170, 11840706), (180, 11182889), (204, 9867255), (255, 7893804), (306, 6578170), (340, 5920353), (510, 3946902), (557, 3613860), (612, 3289085), (765, 2631268), (1020, 1973451), (1114, 1806930), (1181, 1704420), (1530, 1315634), (1671, 1204620), (2228, 903465), (2362, 852210), (2785, 722772), (3060, 657817), (3342, 602310), (3543, 568140), (4724, 426105), (5013, 401540), (5570, 361386), (5905, 340884), (6684, 301155), (7086, 284070), (8355, 240924), (9469, 212580), (10026, 200770), (10629, 189380), (11140, 180693), (11810, 170442), (14172, 142035), (16710, 120462), (17715, 113628), (18938, 106290), (20052, 100385), (20077, 100260), (21258, 94690), (23620, 85221), (25065, 80308), (28407, 70860), (33420, 60231), (35430, 56814), (37876, 53145), (40154, 50130), (42516, 47345)]