30940580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140639}}^1$

素因数の和:140659

約数の個数: 24

約数和(自身を含む): 70882560

約数和(自身を除く): 39941980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 140639, 281278, 562556, 703195, 1406390, 1547029, 2812780, 3094058, 6188116, 7735145, 15470290, 30940580]

約数ペア:

[(1, 30940580), (2, 15470290), (4, 7735145), (5, 6188116), (10, 3094058), (11, 2812780), (20, 1547029), (22, 1406390), (44, 703195), (55, 562556), (110, 281278), (220, 140639)]