15515667940

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9820043}}^1$

素因数の和:9820131

約数の個数: 24

約数和(自身を含む): 32995347840

約数和(自身を除く): 17479679900

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 9820043, 19640086, 39280172, 49100215, 98200430, 196400860, 775783397, 1551566794, 3103133588, 3878916985, 7757833970, 15515667940]

約数ペア:

[(1, 15515667940), (2, 7757833970), (4, 3878916985), (5, 3103133588), (10, 1551566794), (20, 775783397), (79, 196400860), (158, 98200430), (316, 49100215), (395, 39280172), (790, 19640086), (1580, 9820043)]