220174840

素因数分解:

$2^3\times 5^1\times {\mathrm{5504371}}^1$

素因数の和:5504382

約数の個数: 16

約数和(自身を含む): 495393480

約数和(自身を除く): 275218640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5504371, 11008742, 22017484, 27521855, 44034968, 55043710, 110087420, 220174840]

約数ペア:

[(1, 220174840), (2, 110087420), (4, 55043710), (5, 44034968), (8, 27521855), (10, 22017484), (20, 11008742), (40, 5504371)]