89944840

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{47843}}^1$

素因数の和:47901

約数の個数: 32

約数和(自身を含む): 206686080

約数和(自身を除く): 116741240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 47843, 95686, 191372, 239215, 382744, 478430, 956860, 1913720, 2248621, 4497242, 8994484, 11243105, 17988968, 22486210, 44972420, 89944840]

約数ペア:

[(1, 89944840), (2, 44972420), (4, 22486210), (5, 17988968), (8, 11243105), (10, 8994484), (20, 4497242), (40, 2248621), (47, 1913720), (94, 956860), (188, 478430), (235, 382744), (376, 239215), (470, 191372), (940, 95686), (1880, 47843)]