87744520

素因数分解:

$2^3\times 5^1\times {\mathrm{373}}^1\times {\mathrm{5881}}^1$

素因数の和:6265

約数の個数: 32

約数和(自身を含む): 197988120

約数和(自身を除く): 110243600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 373, 746, 1492, 1865, 2984, 3730, 5881, 7460, 11762, 14920, 23524, 29405, 47048, 58810, 117620, 235240, 2193613, 4387226, 8774452, 10968065, 17548904, 21936130, 43872260, 87744520]

約数ペア:

[(1, 87744520), (2, 43872260), (4, 21936130), (5, 17548904), (8, 10968065), (10, 8774452), (20, 4387226), (40, 2193613), (373, 235240), (746, 117620), (1492, 58810), (1865, 47048), (2984, 29405), (3730, 23524), (5881, 14920), (7460, 11762)]