16637080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13417}}^1$

素因数の和:13459

約数の個数: 32

約数和(自身を含む): 38643840

約数和(自身を除く): 22006760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 13417, 26834, 53668, 67085, 107336, 134170, 268340, 415927, 536680, 831854, 1663708, 2079635, 3327416, 4159270, 8318540, 16637080]

約数ペア:

[(1, 16637080), (2, 8318540), (4, 4159270), (5, 3327416), (8, 2079635), (10, 1663708), (20, 831854), (31, 536680), (40, 415927), (62, 268340), (124, 134170), (155, 107336), (248, 67085), (310, 53668), (620, 26834), (1240, 13417)]