53160140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1997}}^1$

素因数の和:2039

約数の個数: 48

約数和(自身を含む): 122853024

約数和(自身を除く): 69692884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1331, 1997, 2420, 2662, 3994, 5324, 6655, 7988, 9985, 13310, 19970, 21967, 26620, 39940, 43934, 87868, 109835, 219670, 241637, 439340, 483274, 966548, 1208185, 2416370, 2658007, 4832740, 5316014, 10632028, 13290035, 26580070, 53160140]

約数ペア:

[(1, 53160140), (2, 26580070), (4, 13290035), (5, 10632028), (10, 5316014), (11, 4832740), (20, 2658007), (22, 2416370), (44, 1208185), (55, 966548), (110, 483274), (121, 439340), (220, 241637), (242, 219670), (484, 109835), (605, 87868), (1210, 43934), (1331, 39940), (1997, 26620), (2420, 21967), (2662, 19970), (3994, 13310), (5324, 9985), (6655, 7988)]