108908720

素因数分解:

$2^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{6841}}^1$

素因数の和:7053

約数の個数: 40

約数和(自身を含む): 254522400

約数和(自身を除く): 145613680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 199, 398, 796, 995, 1592, 1990, 3184, 3980, 6841, 7960, 13682, 15920, 27364, 34205, 54728, 68410, 109456, 136820, 273640, 547280, 1361359, 2722718, 5445436, 6806795, 10890872, 13613590, 21781744, 27227180, 54454360, 108908720]

約数ペア:

[(1, 108908720), (2, 54454360), (4, 27227180), (5, 21781744), (8, 13613590), (10, 10890872), (16, 6806795), (20, 5445436), (40, 2722718), (80, 1361359), (199, 547280), (398, 273640), (796, 136820), (995, 109456), (1592, 68410), (1990, 54728), (3184, 34205), (3980, 27364), (6841, 15920), (7960, 13682)]