1120721380

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{376081}}^1$

素因数の和:376239

約数の個数: 24

約数和(自身を含む): 2369316600

約数和(自身を除く): 1248595220

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 376081, 752162, 1504324, 1880405, 3760810, 7521620, 56036069, 112072138, 224144276, 280180345, 560360690, 1120721380]

約数ペア:

[(1, 1120721380), (2, 560360690), (4, 280180345), (5, 224144276), (10, 112072138), (20, 56036069), (149, 7521620), (298, 3760810), (596, 1880405), (745, 1504324), (1490, 752162), (2980, 376081)]