247482040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{475927}}^1$

素因数の和:475951

約数の個数: 32

約数和(自身を含む): 599669280

約数和(自身を除く): 352187240

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 475927, 951854, 1903708, 2379635, 3807416, 4759270, 6187051, 9518540, 12374102, 19037080, 24748204, 30935255, 49496408, 61870510, 123741020, 247482040]

約数ペア:

[(1, 247482040), (2, 123741020), (4, 61870510), (5, 49496408), (8, 30935255), (10, 24748204), (13, 19037080), (20, 12374102), (26, 9518540), (40, 6187051), (52, 4759270), (65, 3807416), (104, 2379635), (130, 1903708), (260, 951854), (520, 475927)]