516520840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{4871}}^1$

素因数の和:5134

約数の個数: 64

約数和(自身を含む): 1273345920

約数和(自身を除く): 756825080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 241, 440, 482, 964, 1205, 1928, 2410, 2651, 4820, 4871, 5302, 9640, 9742, 10604, 13255, 19484, 21208, 24355, 26510, 38968, 48710, 53020, 53581, 97420, 106040, 107162, 194840, 214324, 267905, 428648, 535810, 1071620, 1173911, 2143240, 2347822, 4695644, 5869555, 9391288, 11739110, 12913021, 23478220, 25826042, 46956440, 51652084, 64565105, 103304168, 129130210, 258260420, 516520840]

約数ペア:

[(1, 516520840), (2, 258260420), (4, 129130210), (5, 103304168), (8, 64565105), (10, 51652084), (11, 46956440), (20, 25826042), (22, 23478220), (40, 12913021), (44, 11739110), (55, 9391288), (88, 5869555), (110, 4695644), (220, 2347822), (241, 2143240), (440, 1173911), (482, 1071620), (964, 535810), (1205, 428648), (1928, 267905), (2410, 214324), (2651, 194840), (4820, 107162), (4871, 106040), (5302, 97420), (9640, 53581), (9742, 53020), (10604, 48710), (13255, 38968), (19484, 26510), (21208, 24355)]