20767537970

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2\times {\mathrm{25409}}^1$

素因数の和:25547

約数の個数: 48

約数和(自身を含む): 39227653080

約数和(自身を除く): 18460115110

約数列:

[1, 2, 5, 10, 37, 47, 74, 94, 185, 235, 370, 470, 1739, 2209, 3478, 4418, 8695, 11045, 17390, 22090, 25409, 50818, 81733, 127045, 163466, 254090, 408665, 817330, 940133, 1194223, 1880266, 2388446, 4700665, 5971115, 9401330, 11942230, 44186251, 56128481, 88372502, 112256962, 220931255, 280642405, 441862510, 561284810, 2076753797, 4153507594, 10383768985, 20767537970]

約数ペア:

[(1, 20767537970), (2, 10383768985), (5, 4153507594), (10, 2076753797), (37, 561284810), (47, 441862510), (74, 280642405), (94, 220931255), (185, 112256962), (235, 88372502), (370, 56128481), (470, 44186251), (1739, 11942230), (2209, 9401330), (3478, 5971115), (4418, 4700665), (8695, 2388446), (11045, 1880266), (17390, 1194223), (22090, 940133), (25409, 817330), (50818, 408665), (81733, 254090), (127045, 163466)]