20540256570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1641907}}^1$

素因数の和:1642059

約数の個数: 48

約数和(自身を含む): 53788906080

約数和(自身を除く): 33248649510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 695, 834, 1251, 1390, 2085, 2502, 4170, 6255, 12510, 1641907, 3283814, 4925721, 8209535, 9851442, 14777163, 16419070, 24628605, 29554326, 49257210, 73885815, 147771630, 228225073, 456450146, 684675219, 1141125365, 1369350438, 2054025657, 2282250730, 3423376095, 4108051314, 6846752190, 10270128285, 20540256570]

約数ペア:

[(1, 20540256570), (2, 10270128285), (3, 6846752190), (5, 4108051314), (6, 3423376095), (9, 2282250730), (10, 2054025657), (15, 1369350438), (18, 1141125365), (30, 684675219), (45, 456450146), (90, 228225073), (139, 147771630), (278, 73885815), (417, 49257210), (695, 29554326), (834, 24628605), (1251, 16419070), (1390, 14777163), (2085, 9851442), (2502, 8209535), (4170, 4925721), (6255, 3283814), (12510, 1641907)]