157645360

素因数分解:

$2^4\times 5^1\times {\mathrm{1970567}}^1$

素因数の和:1970580

約数の個数: 20

約数和(自身を含む): 366525648

約数和(自身を除く): 208880288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1970567, 3941134, 7882268, 9852835, 15764536, 19705670, 31529072, 39411340, 78822680, 157645360]

約数ペア:

[(1, 157645360), (2, 78822680), (4, 39411340), (5, 31529072), (8, 19705670), (10, 15764536), (16, 9852835), (20, 7882268), (40, 3941134), (80, 1970567)]