19630486840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1698139}}^1$

素因数の和:1698184

約数の個数: 48

約数和(自身を含む): 46919608200

約数和(自身を除く): 27289121360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 578, 680, 1156, 1445, 2312, 2890, 5780, 11560, 1698139, 3396278, 6792556, 8490695, 13585112, 16981390, 28868363, 33962780, 57736726, 67925560, 115473452, 144341815, 230946904, 288683630, 490762171, 577367260, 981524342, 1154734520, 1963048684, 2453810855, 3926097368, 4907621710, 9815243420, 19630486840]

約数ペア:

[(1, 19630486840), (2, 9815243420), (4, 4907621710), (5, 3926097368), (8, 2453810855), (10, 1963048684), (17, 1154734520), (20, 981524342), (34, 577367260), (40, 490762171), (68, 288683630), (85, 230946904), (136, 144341815), (170, 115473452), (289, 67925560), (340, 57736726), (578, 33962780), (680, 28868363), (1156, 16981390), (1445, 13585112), (2312, 8490695), (2890, 6792556), (5780, 3396278), (11560, 1698139)]