481520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1$

素因数の和:489

約数の個数: 40

約数和(自身を含む): 1208256

約数和(自身を除く): 726736

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 463, 520, 926, 1040, 1852, 2315, 3704, 4630, 6019, 7408, 9260, 12038, 18520, 24076, 30095, 37040, 48152, 60190, 96304, 120380, 240760, 481520]

約数ペア:

[(1, 481520), (2, 240760), (4, 120380), (5, 96304), (8, 60190), (10, 48152), (13, 37040), (16, 30095), (20, 24076), (26, 18520), (40, 12038), (52, 9260), (65, 7408), (80, 6019), (104, 4630), (130, 3704), (208, 2315), (260, 1852), (463, 1040), (520, 926)]