156910220

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{253081}}^1$

素因数の和:253121

約数の個数: 24

約数和(自身を含む): 340142208

約数和(自身を除く): 183231988

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 253081, 506162, 1012324, 1265405, 2530810, 5061620, 7845511, 15691022, 31382044, 39227555, 78455110, 156910220]

約数ペア:

[(1, 156910220), (2, 78455110), (4, 39227555), (5, 31382044), (10, 15691022), (20, 7845511), (31, 5061620), (62, 2530810), (124, 1265405), (155, 1012324), (310, 506162), (620, 253081)]