858445060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{18493}}^1$

素因数の和:18724

約数の個数: 48

約数和(自身を含む): 1976046912

約数和(自身を除く): 1117601852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 211, 220, 422, 844, 1055, 2110, 2321, 4220, 4642, 9284, 11605, 18493, 23210, 36986, 46420, 73972, 92465, 184930, 203423, 369860, 406846, 813692, 1017115, 2034230, 3902023, 4068460, 7804046, 15608092, 19510115, 39020230, 42922253, 78040460, 85844506, 171689012, 214611265, 429222530, 858445060]

約数ペア:

[(1, 858445060), (2, 429222530), (4, 214611265), (5, 171689012), (10, 85844506), (11, 78040460), (20, 42922253), (22, 39020230), (44, 19510115), (55, 15608092), (110, 7804046), (211, 4068460), (220, 3902023), (422, 2034230), (844, 1017115), (1055, 813692), (2110, 406846), (2321, 369860), (4220, 203423), (4642, 184930), (9284, 92465), (11605, 73972), (18493, 46420), (23210, 36986)]