201182020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773777}}^1$

素因数の和:773799

約数の個数: 24

約数和(自身を含む): 454981464

約数和(自身を除く): 253799444

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 773777, 1547554, 3095108, 3868885, 7737770, 10059101, 15475540, 20118202, 40236404, 50295505, 100591010, 201182020]

約数ペア:

[(1, 201182020), (2, 100591010), (4, 50295505), (5, 40236404), (10, 20118202), (13, 15475540), (20, 10059101), (26, 7737770), (52, 3868885), (65, 3095108), (130, 1547554), (260, 773777)]