156934420

素因数分解:

$2^2\times 5^1\times {\mathrm{1409}}^1\times {\mathrm{5569}}^1$

素因数の和:6987

約数の個数: 24

約数和(自身を含む): 329855400

約数和(自身を除く): 172920980

約数列:

[1, 2, 4, 5, 10, 20, 1409, 2818, 5569, 5636, 7045, 11138, 14090, 22276, 27845, 28180, 55690, 111380, 7846721, 15693442, 31386884, 39233605, 78467210, 156934420]

約数ペア:

[(1, 156934420), (2, 78467210), (4, 39233605), (5, 31386884), (10, 15693442), (20, 7846721), (1409, 111380), (2818, 55690), (5569, 28180), (5636, 27845), (7045, 22276), (11138, 14090)]