22249240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{42787}}^1$

素因数の和:42811

約数の個数: 32

約数和(自身を含む): 53912880

約数和(自身を除く): 31663640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 42787, 85574, 171148, 213935, 342296, 427870, 556231, 855740, 1112462, 1711480, 2224924, 2781155, 4449848, 5562310, 11124620, 22249240]

約数ペア:

[(1, 22249240), (2, 11124620), (4, 5562310), (5, 4449848), (8, 2781155), (10, 2224924), (13, 1711480), (20, 1112462), (26, 855740), (40, 556231), (52, 427870), (65, 342296), (104, 213935), (130, 171148), (260, 85574), (520, 42787)]