2201680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 80

約数和(自身を含む): 5780880

約数和(自身を除く): 3579200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 73, 80, 104, 116, 130, 145, 146, 208, 232, 260, 290, 292, 365, 377, 464, 520, 580, 584, 730, 754, 949, 1040, 1160, 1168, 1460, 1508, 1885, 1898, 2117, 2320, 2920, 3016, 3770, 3796, 4234, 4745, 5840, 6032, 7540, 7592, 8468, 9490, 10585, 15080, 15184, 16936, 18980, 21170, 27521, 30160, 33872, 37960, 42340, 55042, 75920, 84680, 110084, 137605, 169360, 220168, 275210, 440336, 550420, 1100840, 2201680]

約数ペア:

[(1, 2201680), (2, 1100840), (4, 550420), (5, 440336), (8, 275210), (10, 220168), (13, 169360), (16, 137605), (20, 110084), (26, 84680), (29, 75920), (40, 55042), (52, 42340), (58, 37960), (65, 33872), (73, 30160), (80, 27521), (104, 21170), (116, 18980), (130, 16936), (145, 15184), (146, 15080), (208, 10585), (232, 9490), (260, 8468), (290, 7592), (292, 7540), (365, 6032), (377, 5840), (464, 4745), (520, 4234), (580, 3796), (584, 3770), (730, 3016), (754, 2920), (949, 2320), (1040, 2117), (1160, 1898), (1168, 1885), (1460, 1508)]