1209080

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{181}}^1$

素因数の和:359

約数の個数: 32

約数和(自身を含む): 2751840

約数和(自身を除く): 1542760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 181, 334, 362, 668, 724, 835, 905, 1336, 1448, 1670, 1810, 3340, 3620, 6680, 7240, 30227, 60454, 120908, 151135, 241816, 302270, 604540, 1209080]

約数ペア:

[(1, 1209080), (2, 604540), (4, 302270), (5, 241816), (8, 151135), (10, 120908), (20, 60454), (40, 30227), (167, 7240), (181, 6680), (334, 3620), (362, 3340), (668, 1810), (724, 1670), (835, 1448), (905, 1336)]