72469240

素因数分解:

$2^3\times 5^1\times {\mathrm{1811731}}^1$

素因数の和:1811742

約数の個数: 16

約数和(自身を含む): 163055880

約数和(自身を除く): 90586640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1811731, 3623462, 7246924, 9058655, 14493848, 18117310, 36234620, 72469240]

約数ペア:

[(1, 72469240), (2, 36234620), (4, 18117310), (5, 14493848), (8, 9058655), (10, 7246924), (20, 3623462), (40, 1811731)]