1285366940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26437}}^1$

素因数の和:26487

約数の個数: 96

約数和(自身を含む): 3357837504

約数和(自身を除く): 2072470564

約数列:

[1, 2, 4, 5, 10, 11, 13, 17, 20, 22, 26, 34, 44, 52, 55, 65, 68, 85, 110, 130, 143, 170, 187, 220, 221, 260, 286, 340, 374, 442, 572, 715, 748, 884, 935, 1105, 1430, 1870, 2210, 2431, 2860, 3740, 4420, 4862, 9724, 12155, 24310, 26437, 48620, 52874, 105748, 132185, 264370, 290807, 343681, 449429, 528740, 581614, 687362, 898858, 1163228, 1374724, 1454035, 1718405, 1797716, 2247145, 2908070, 3436810, 3780491, 4494290, 4943719, 5816140, 5842577, 6873620, 7560982, 8988580, 9887438, 11685154, 15121964, 18902455, 19774876, 23370308, 24718595, 29212885, 37804910, 49437190, 58425770, 64268347, 75609820, 98874380, 116851540, 128536694, 257073388, 321341735, 642683470, 1285366940]

約数ペア:

[(1, 1285366940), (2, 642683470), (4, 321341735), (5, 257073388), (10, 128536694), (11, 116851540), (13, 98874380), (17, 75609820), (20, 64268347), (22, 58425770), (26, 49437190), (34, 37804910), (44, 29212885), (52, 24718595), (55, 23370308), (65, 19774876), (68, 18902455), (85, 15121964), (110, 11685154), (130, 9887438), (143, 8988580), (170, 7560982), (187, 6873620), (220, 5842577), (221, 5816140), (260, 4943719), (286, 4494290), (340, 3780491), (374, 3436810), (442, 2908070), (572, 2247145), (715, 1797716), (748, 1718405), (884, 1454035), (935, 1374724), (1105, 1163228), (1430, 898858), (1870, 687362), (2210, 581614), (2431, 528740), (2860, 449429), (3740, 343681), (4420, 290807), (4862, 264370), (9724, 132185), (12155, 105748), (24310, 52874), (26437, 48620)]