20056270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{154279}}^1$

素因数の和:154299

約数の個数: 16

約数和(自身を含む): 38878560

約数和(自身を除く): 18822290

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 154279, 308558, 771395, 1542790, 2005627, 4011254, 10028135, 20056270]

約数ペア:

[(1, 20056270), (2, 10028135), (5, 4011254), (10, 2005627), (13, 1542790), (26, 771395), (65, 308558), (130, 154279)]