1677340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11981}}^1$

素因数の和:11997

約数の個数: 24

約数和(自身を含む): 4025952

約数和(自身を除く): 2348612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 11981, 23962, 47924, 59905, 83867, 119810, 167734, 239620, 335468, 419335, 838670, 1677340]

約数ペア:

[(1, 1677340), (2, 838670), (4, 419335), (5, 335468), (7, 239620), (10, 167734), (14, 119810), (20, 83867), (28, 59905), (35, 47924), (70, 23962), (140, 11981)]