54285220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{443}}^1\times {\mathrm{557}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 124867008

約数和(自身を除く): 70581788

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 443, 557, 886, 1114, 1772, 2215, 2228, 2785, 4430, 4873, 5570, 6127, 8860, 9746, 11140, 12254, 19492, 24365, 24508, 30635, 48730, 61270, 97460, 122540, 246751, 493502, 987004, 1233755, 2467510, 2714261, 4935020, 5428522, 10857044, 13571305, 27142610, 54285220]

約数ペア:

[(1, 54285220), (2, 27142610), (4, 13571305), (5, 10857044), (10, 5428522), (11, 4935020), (20, 2714261), (22, 2467510), (44, 1233755), (55, 987004), (110, 493502), (220, 246751), (443, 122540), (557, 97460), (886, 61270), (1114, 48730), (1772, 30635), (2215, 24508), (2228, 24365), (2785, 19492), (4430, 12254), (4873, 11140), (5570, 9746), (6127, 8860)]