11809240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3557}}^1$

素因数の和:3651

約数の個数: 32

約数和(自身を含む): 26898480

約数和(自身を除く): 15089240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 3557, 7114, 14228, 17785, 28456, 35570, 71140, 142280, 295231, 590462, 1180924, 1476155, 2361848, 2952310, 5904620, 11809240]

約数ペア:

[(1, 11809240), (2, 5904620), (4, 2952310), (5, 2361848), (8, 1476155), (10, 1180924), (20, 590462), (40, 295231), (83, 142280), (166, 71140), (332, 35570), (415, 28456), (664, 17785), (830, 14228), (1660, 7114), (3320, 3557)]