26407180

素因数分解:

$2^2\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3989}}^1$

素因数の和:4329

約数の個数: 24

約数和(自身を含む): 55636560

約数和(自身を除く): 29229380

約数列:

[1, 2, 4, 5, 10, 20, 331, 662, 1324, 1655, 3310, 3989, 6620, 7978, 15956, 19945, 39890, 79780, 1320359, 2640718, 5281436, 6601795, 13203590, 26407180]

約数ペア:

[(1, 26407180), (2, 13203590), (4, 6601795), (5, 5281436), (10, 2640718), (20, 1320359), (331, 79780), (662, 39890), (1324, 19945), (1655, 15956), (3310, 7978), (3989, 6620)]