55856120

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{2213}}^1$

素因数の和:2855

約数の個数: 32

約数和(自身を含む): 125932320

約数和(自身を除く): 70076200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 1262, 2213, 2524, 3155, 4426, 5048, 6310, 8852, 11065, 12620, 17704, 22130, 25240, 44260, 88520, 1396403, 2792806, 5585612, 6982015, 11171224, 13964030, 27928060, 55856120]

約数ペア:

[(1, 55856120), (2, 27928060), (4, 13964030), (5, 11171224), (8, 6982015), (10, 5585612), (20, 2792806), (40, 1396403), (631, 88520), (1262, 44260), (2213, 25240), (2524, 22130), (3155, 17704), (4426, 12620), (5048, 11065), (6310, 8852)]