56823260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{218551}}^1$

素因数の和:218573

約数の個数: 24

約数和(自身を含む): 128508576

約数和(自身を除く): 71685316

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 218551, 437102, 874204, 1092755, 2185510, 2841163, 4371020, 5682326, 11364652, 14205815, 28411630, 56823260]

約数ペア:

[(1, 56823260), (2, 28411630), (4, 14205815), (5, 11364652), (10, 5682326), (13, 4371020), (20, 2841163), (26, 2185510), (52, 1092755), (65, 874204), (130, 437102), (260, 218551)]