28518910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5581}}^1$

素因数の和:5668

約数の個数: 32

約数和(自身を含む): 59481792

約数和(自身を除く): 30962882

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 2555, 5110, 5581, 11162, 27905, 39067, 55810, 78134, 195335, 390670, 407413, 814826, 2037065, 2851891, 4074130, 5703782, 14259455, 28518910]

約数ペア:

[(1, 28518910), (2, 14259455), (5, 5703782), (7, 4074130), (10, 2851891), (14, 2037065), (35, 814826), (70, 407413), (73, 390670), (146, 195335), (365, 78134), (511, 55810), (730, 39067), (1022, 27905), (2555, 11162), (5110, 5581)]