1606840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 3868200

約数和(自身を除く): 2261360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 139, 170, 278, 289, 340, 556, 578, 680, 695, 1112, 1156, 1390, 1445, 2312, 2363, 2780, 2890, 4726, 5560, 5780, 9452, 11560, 11815, 18904, 23630, 40171, 47260, 80342, 94520, 160684, 200855, 321368, 401710, 803420, 1606840]

約数ペア:

[(1, 1606840), (2, 803420), (4, 401710), (5, 321368), (8, 200855), (10, 160684), (17, 94520), (20, 80342), (34, 47260), (40, 40171), (68, 23630), (85, 18904), (136, 11815), (139, 11560), (170, 9452), (278, 5780), (289, 5560), (340, 4726), (556, 2890), (578, 2780), (680, 2363), (695, 2312), (1112, 1445), (1156, 1390)]