74448280

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2267}}^1$

素因数の和:3099

約数の個数: 32

約数和(自身を含む): 167786640

約数和(自身を除く): 93338360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1642, 2267, 3284, 4105, 4534, 6568, 8210, 9068, 11335, 16420, 18136, 22670, 32840, 45340, 90680, 1861207, 3722414, 7444828, 9306035, 14889656, 18612070, 37224140, 74448280]

約数ペア:

[(1, 74448280), (2, 37224140), (4, 18612070), (5, 14889656), (8, 9306035), (10, 7444828), (20, 3722414), (40, 1861207), (821, 90680), (1642, 45340), (2267, 32840), (3284, 22670), (4105, 18136), (4534, 16420), (6568, 11335), (8210, 9068)]