20147796070

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2713}}^1\times {\mathrm{5669}}^1$

素因数の和:8520

約数の個数: 32

約数和(自身を含む): 36562790880

約数和(自身を除く): 16414994810

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 2713, 5426, 5669, 11338, 13565, 27130, 28345, 56690, 355403, 710806, 742639, 1485278, 1777015, 3554030, 3713195, 7426390, 15379997, 30759994, 76899985, 153799970, 2014779607, 4029559214, 10073898035, 20147796070]

約数ペア:

[(1, 20147796070), (2, 10073898035), (5, 4029559214), (10, 2014779607), (131, 153799970), (262, 76899985), (655, 30759994), (1310, 15379997), (2713, 7426390), (5426, 3713195), (5669, 3554030), (11338, 1777015), (13565, 1485278), (27130, 742639), (28345, 710806), (56690, 355403)]