13004120

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{2153}}^1$

素因数の和:2315

約数の個数: 32

約数和(自身を含む): 29466720

約数和(自身を除く): 16462600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 2153, 3020, 4306, 6040, 8612, 10765, 17224, 21530, 43060, 86120, 325103, 650206, 1300412, 1625515, 2600824, 3251030, 6502060, 13004120]

約数ペア:

[(1, 13004120), (2, 6502060), (4, 3251030), (5, 2600824), (8, 1625515), (10, 1300412), (20, 650206), (40, 325103), (151, 86120), (302, 43060), (604, 21530), (755, 17224), (1208, 10765), (1510, 8612), (2153, 6040), (3020, 4306)]