201013640

素因数分解:

$2^3\times 5^1\times {\mathrm{821}}^1\times {\mathrm{6121}}^1$

素因数の和:6953

約数の個数: 32

約数和(自身を含む): 452905560

約数和(自身を除く): 251891920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 821, 1642, 3284, 4105, 6121, 6568, 8210, 12242, 16420, 24484, 30605, 32840, 48968, 61210, 122420, 244840, 5025341, 10050682, 20101364, 25126705, 40202728, 50253410, 100506820, 201013640]

約数ペア:

[(1, 201013640), (2, 100506820), (4, 50253410), (5, 40202728), (8, 25126705), (10, 20101364), (20, 10050682), (40, 5025341), (821, 244840), (1642, 122420), (3284, 61210), (4105, 48968), (6121, 32840), (6568, 30605), (8210, 24484), (12242, 16420)]