54558040

素因数分解:

$2^3\times 5^1\times {\mathrm{683}}^1\times {\mathrm{1997}}^1$

素因数の和:2691

約数の個数: 32

約数和(自身を含む): 122996880

約数和(自身を除く): 68438840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 683, 1366, 1997, 2732, 3415, 3994, 5464, 6830, 7988, 9985, 13660, 15976, 19970, 27320, 39940, 79880, 1363951, 2727902, 5455804, 6819755, 10911608, 13639510, 27279020, 54558040]

約数ペア:

[(1, 54558040), (2, 27279020), (4, 13639510), (5, 10911608), (8, 6819755), (10, 5455804), (20, 2727902), (40, 1363951), (683, 79880), (1366, 39940), (1997, 27320), (2732, 19970), (3415, 15976), (3994, 13660), (5464, 9985), (6830, 7988)]