20173307640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2302889}}^1$

素因数の和:2302976

約数の個数: 64

約数和(自身を含む): 61348989600

約数和(自身を除く): 41175681960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 73, 120, 146, 219, 292, 365, 438, 584, 730, 876, 1095, 1460, 1752, 2190, 2920, 4380, 8760, 2302889, 4605778, 6908667, 9211556, 11514445, 13817334, 18423112, 23028890, 27634668, 34543335, 46057780, 55269336, 69086670, 92115560, 138173340, 168110897, 276346680, 336221794, 504332691, 672443588, 840554485, 1008665382, 1344887176, 1681108970, 2017330764, 2521663455, 3362217940, 4034661528, 5043326910, 6724435880, 10086653820, 20173307640]

約数ペア:

[(1, 20173307640), (2, 10086653820), (3, 6724435880), (4, 5043326910), (5, 4034661528), (6, 3362217940), (8, 2521663455), (10, 2017330764), (12, 1681108970), (15, 1344887176), (20, 1008665382), (24, 840554485), (30, 672443588), (40, 504332691), (60, 336221794), (73, 276346680), (120, 168110897), (146, 138173340), (219, 92115560), (292, 69086670), (365, 55269336), (438, 46057780), (584, 34543335), (730, 27634668), (876, 23028890), (1095, 18423112), (1460, 13817334), (1752, 11514445), (2190, 9211556), (2920, 6908667), (4380, 4605778), (8760, 2302889)]