156965140

素因数分解:

$2^2\times 5^1\times {\mathrm{2243}}^1\times {\mathrm{3499}}^1$

素因数の和:5751

約数の個数: 24

約数和(自身を含む): 329868000

約数和(自身を除く): 172902860

約数列:

[1, 2, 4, 5, 10, 20, 2243, 3499, 4486, 6998, 8972, 11215, 13996, 17495, 22430, 34990, 44860, 69980, 7848257, 15696514, 31393028, 39241285, 78482570, 156965140]

約数ペア:

[(1, 156965140), (2, 78482570), (4, 39241285), (5, 31393028), (10, 15696514), (20, 7848257), (2243, 69980), (3499, 44860), (4486, 34990), (6998, 22430), (8972, 17495), (11215, 13996)]