130056820

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{4519}}^1$

素因数の和:5967

約数の個数: 24

約数和(自身を含む): 273369600

約数和(自身を除く): 143312780

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2878, 4519, 5756, 7195, 9038, 14390, 18076, 22595, 28780, 45190, 90380, 6502841, 13005682, 26011364, 32514205, 65028410, 130056820]

約数ペア:

[(1, 130056820), (2, 65028410), (4, 32514205), (5, 26011364), (10, 13005682), (20, 6502841), (1439, 90380), (2878, 45190), (4519, 28780), (5756, 22595), (7195, 18076), (9038, 14390)]