2013221980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{1931}}^1$

素因数の和:2635

約数の個数: 96

約数和(自身を含む): 5281500672

約数和(自身を除く): 3268278692

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 677, 770, 1354, 1540, 1931, 2708, 3385, 3862, 4739, 6770, 7447, 7724, 9478, 9655, 13517, 13540, 14894, 18956, 19310, 21241, 23695, 27034, 29788, 37235, 38620, 42482, 47390, 52129, 54068, 67585, 74470, 84964, 94780, 104258, 106205, 135170, 148687, 148940, 208516, 212410, 260645, 270340, 297374, 424820, 521290, 594748, 743435, 1042580, 1307287, 1486870, 2614574, 2973740, 5229148, 6536435, 9151009, 13072870, 14380157, 18302018, 26145740, 28760314, 36604036, 45755045, 57520628, 71900785, 91510090, 100661099, 143801570, 183020180, 201322198, 287603140, 402644396, 503305495, 1006610990, 2013221980]

約数ペア:

[(1, 2013221980), (2, 1006610990), (4, 503305495), (5, 402644396), (7, 287603140), (10, 201322198), (11, 183020180), (14, 143801570), (20, 100661099), (22, 91510090), (28, 71900785), (35, 57520628), (44, 45755045), (55, 36604036), (70, 28760314), (77, 26145740), (110, 18302018), (140, 14380157), (154, 13072870), (220, 9151009), (308, 6536435), (385, 5229148), (677, 2973740), (770, 2614574), (1354, 1486870), (1540, 1307287), (1931, 1042580), (2708, 743435), (3385, 594748), (3862, 521290), (4739, 424820), (6770, 297374), (7447, 270340), (7724, 260645), (9478, 212410), (9655, 208516), (13517, 148940), (13540, 148687), (14894, 135170), (18956, 106205), (19310, 104258), (21241, 94780), (23695, 84964), (27034, 74470), (29788, 67585), (37235, 54068), (38620, 52129), (42482, 47390)]