207699640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{273289}}^1$

素因数の和:273319

約数の個数: 32

約数和(自身を含む): 491922000

約数和(自身を除く): 284222360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 273289, 546578, 1093156, 1366445, 2186312, 2732890, 5192491, 5465780, 10384982, 10931560, 20769964, 25962455, 41539928, 51924910, 103849820, 207699640]

約数ペア:

[(1, 207699640), (2, 103849820), (4, 51924910), (5, 41539928), (8, 25962455), (10, 20769964), (19, 10931560), (20, 10384982), (38, 5465780), (40, 5192491), (76, 2732890), (95, 2186312), (152, 1366445), (190, 1093156), (380, 546578), (760, 273289)]