201978910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{99497}}^1$

素因数の和:99540

約数の個数: 32

約数和(自身を含む): 429831360

約数和(自身を除く): 227852450

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 99497, 198994, 497485, 696479, 994970, 1392958, 2885413, 3482395, 5770826, 6964790, 14427065, 20197891, 28854130, 40395782, 100989455, 201978910]

約数ペア:

[(1, 201978910), (2, 100989455), (5, 40395782), (7, 28854130), (10, 20197891), (14, 14427065), (29, 6964790), (35, 5770826), (58, 3482395), (70, 2885413), (145, 1392958), (203, 994970), (290, 696479), (406, 497485), (1015, 198994), (2030, 99497)]