2758645360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{15667}}^1$

素因数の和:15782

約数の個数: 80

約数和(自身を含む): 6714427392

約数和(自身を除く): 3955782032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 71, 80, 124, 142, 155, 248, 284, 310, 355, 496, 568, 620, 710, 1136, 1240, 1420, 2201, 2480, 2840, 4402, 5680, 8804, 11005, 15667, 17608, 22010, 31334, 35216, 44020, 62668, 78335, 88040, 125336, 156670, 176080, 250672, 313340, 485677, 626680, 971354, 1112357, 1253360, 1942708, 2224714, 2428385, 3885416, 4449428, 4856770, 5561785, 7770832, 8898856, 9713540, 11123570, 17797712, 19427080, 22247140, 34483067, 38854160, 44494280, 68966134, 88988560, 137932268, 172415335, 275864536, 344830670, 551729072, 689661340, 1379322680, 2758645360]

約数ペア:

[(1, 2758645360), (2, 1379322680), (4, 689661340), (5, 551729072), (8, 344830670), (10, 275864536), (16, 172415335), (20, 137932268), (31, 88988560), (40, 68966134), (62, 44494280), (71, 38854160), (80, 34483067), (124, 22247140), (142, 19427080), (155, 17797712), (248, 11123570), (284, 9713540), (310, 8898856), (355, 7770832), (496, 5561785), (568, 4856770), (620, 4449428), (710, 3885416), (1136, 2428385), (1240, 2224714), (1420, 1942708), (2201, 1253360), (2480, 1112357), (2840, 971354), (4402, 626680), (5680, 485677), (8804, 313340), (11005, 250672), (15667, 176080), (17608, 156670), (22010, 125336), (31334, 88040), (35216, 78335), (44020, 62668)]