74318480

素因数分解:

$2^4\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2069}}^1$

素因数の和:2531

約数の個数: 40

約数和(自身を含む): 173259000

約数和(自身を除く): 98940520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 449, 898, 1796, 2069, 2245, 3592, 4138, 4490, 7184, 8276, 8980, 10345, 16552, 17960, 20690, 33104, 35920, 41380, 82760, 165520, 928981, 1857962, 3715924, 4644905, 7431848, 9289810, 14863696, 18579620, 37159240, 74318480]

約数ペア:

[(1, 74318480), (2, 37159240), (4, 18579620), (5, 14863696), (8, 9289810), (10, 7431848), (16, 4644905), (20, 3715924), (40, 1857962), (80, 928981), (449, 165520), (898, 82760), (1796, 41380), (2069, 35920), (2245, 33104), (3592, 20690), (4138, 17960), (4490, 16552), (7184, 10345), (8276, 8980)]