201236620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773987}}^1$

素因数の和:774009

約数の個数: 24

約数和(自身を含む): 455104944

約数和(自身を除く): 253868324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 773987, 1547974, 3095948, 3869935, 7739870, 10061831, 15479740, 20123662, 40247324, 50309155, 100618310, 201236620]

約数ペア:

[(1, 201236620), (2, 100618310), (4, 50309155), (5, 40247324), (10, 20123662), (13, 15479740), (20, 10061831), (26, 7739870), (52, 3869935), (65, 3095948), (130, 1547974), (260, 773987)]