424339640

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{53309}}^1$

素因数の和:53519

約数の個数: 32

約数和(自身を含む): 959580000

約数和(自身を除く): 535240360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 53309, 106618, 213236, 266545, 426472, 533090, 1066180, 2132360, 10608491, 21216982, 42433964, 53042455, 84867928, 106084910, 212169820, 424339640]

約数ペア:

[(1, 424339640), (2, 212169820), (4, 106084910), (5, 84867928), (8, 53042455), (10, 42433964), (20, 21216982), (40, 10608491), (199, 2132360), (398, 1066180), (796, 533090), (995, 426472), (1592, 266545), (1990, 213236), (3980, 106618), (7960, 53309)]