20196705560

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{35267}}^1$

素因数の和:35520

約数の個数: 64

約数和(自身を含む): 46215187200

約数和(自身を除く): 26018481640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 139, 206, 278, 412, 515, 556, 695, 824, 1030, 1112, 1390, 2060, 2780, 4120, 5560, 14317, 28634, 35267, 57268, 70534, 71585, 114536, 141068, 143170, 176335, 282136, 286340, 352670, 572680, 705340, 1410680, 3632501, 4902113, 7265002, 9804226, 14530004, 18162505, 19608452, 24510565, 29060008, 36325010, 39216904, 49021130, 72650020, 98042260, 145300040, 196084520, 504917639, 1009835278, 2019670556, 2524588195, 4039341112, 5049176390, 10098352780, 20196705560]

約数ペア:

[(1, 20196705560), (2, 10098352780), (4, 5049176390), (5, 4039341112), (8, 2524588195), (10, 2019670556), (20, 1009835278), (40, 504917639), (103, 196084520), (139, 145300040), (206, 98042260), (278, 72650020), (412, 49021130), (515, 39216904), (556, 36325010), (695, 29060008), (824, 24510565), (1030, 19608452), (1112, 18162505), (1390, 14530004), (2060, 9804226), (2780, 7265002), (4120, 4902113), (5560, 3632501), (14317, 1410680), (28634, 705340), (35267, 572680), (57268, 352670), (70534, 286340), (71585, 282136), (114536, 176335), (141068, 143170)]