83400020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{1627}}^1$

素因数の和:1880

約数の個数: 48

約数和(自身を含む): 191999808

約数和(自身を除く): 108599788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 466, 932, 1165, 1627, 2330, 2563, 3254, 4660, 5126, 6508, 8135, 10252, 12815, 16270, 17897, 25630, 32540, 35794, 51260, 71588, 89485, 178970, 357940, 379091, 758182, 1516364, 1895455, 3790910, 4170001, 7581820, 8340002, 16680004, 20850005, 41700010, 83400020]

約数ペア:

[(1, 83400020), (2, 41700010), (4, 20850005), (5, 16680004), (10, 8340002), (11, 7581820), (20, 4170001), (22, 3790910), (44, 1895455), (55, 1516364), (110, 758182), (220, 379091), (233, 357940), (466, 178970), (932, 89485), (1165, 71588), (1627, 51260), (2330, 35794), (2563, 32540), (3254, 25630), (4660, 17897), (5126, 16270), (6508, 12815), (8135, 10252)]