2705099920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{77377}}^1$

素因数の和:77432

約数の個数: 80

約数和(自身を含む): 6908307840

約数和(自身を除く): 4203207920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 38, 40, 46, 76, 80, 92, 95, 115, 152, 184, 190, 230, 304, 368, 380, 437, 460, 760, 874, 920, 1520, 1748, 1840, 2185, 3496, 4370, 6992, 8740, 17480, 34960, 77377, 154754, 309508, 386885, 619016, 773770, 1238032, 1470163, 1547540, 1779671, 2940326, 3095080, 3559342, 5880652, 6190160, 7118684, 7350815, 8898355, 11761304, 14237368, 14701630, 17796710, 23522608, 28474736, 29403260, 33813749, 35593420, 58806520, 67627498, 71186840, 117613040, 135254996, 142373680, 169068745, 270509992, 338137490, 541019984, 676274980, 1352549960, 2705099920]

約数ペア:

[(1, 2705099920), (2, 1352549960), (4, 676274980), (5, 541019984), (8, 338137490), (10, 270509992), (16, 169068745), (19, 142373680), (20, 135254996), (23, 117613040), (38, 71186840), (40, 67627498), (46, 58806520), (76, 35593420), (80, 33813749), (92, 29403260), (95, 28474736), (115, 23522608), (152, 17796710), (184, 14701630), (190, 14237368), (230, 11761304), (304, 8898355), (368, 7350815), (380, 7118684), (437, 6190160), (460, 5880652), (760, 3559342), (874, 3095080), (920, 2940326), (1520, 1779671), (1748, 1547540), (1840, 1470163), (2185, 1238032), (3496, 773770), (4370, 619016), (6992, 386885), (8740, 309508), (17480, 154754), (34960, 77377)]