157167020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{110681}}^1$

素因数の和:110761

約数の個数: 24

約数和(自身を含む): 334702368

約数和(自身を除く): 177535348

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 110681, 221362, 442724, 553405, 1106810, 2213620, 7858351, 15716702, 31433404, 39291755, 78583510, 157167020]

約数ペア:

[(1, 157167020), (2, 78583510), (4, 39291755), (5, 31433404), (10, 15716702), (20, 7858351), (71, 2213620), (142, 1106810), (284, 553405), (355, 442724), (710, 221362), (1420, 110681)]