20050865060

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{190997}}^1$

素因数の和:191216

約数の個数: 48

約数和(自身を含む): 43799661360

約数和(自身を除く): 23748796300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 181, 290, 362, 580, 724, 905, 1810, 3620, 5249, 10498, 20996, 26245, 52490, 104980, 190997, 381994, 763988, 954985, 1909970, 3819940, 5538913, 11077826, 22155652, 27694565, 34570457, 55389130, 69140914, 110778260, 138281828, 172852285, 345704570, 691409140, 1002543253, 2005086506, 4010173012, 5012716265, 10025432530, 20050865060]

約数ペア:

[(1, 20050865060), (2, 10025432530), (4, 5012716265), (5, 4010173012), (10, 2005086506), (20, 1002543253), (29, 691409140), (58, 345704570), (116, 172852285), (145, 138281828), (181, 110778260), (290, 69140914), (362, 55389130), (580, 34570457), (724, 27694565), (905, 22155652), (1810, 11077826), (3620, 5538913), (5249, 3819940), (10498, 1909970), (20996, 954985), (26245, 763988), (52490, 381994), (104980, 190997)]