68730920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{36559}}^1$

素因数の和:36617

約数の個数: 32

約数和(自身を含む): 157939200

約数和(自身を除く): 89208280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 36559, 73118, 146236, 182795, 292472, 365590, 731180, 1462360, 1718273, 3436546, 6873092, 8591365, 13746184, 17182730, 34365460, 68730920]

約数ペア:

[(1, 68730920), (2, 34365460), (4, 17182730), (5, 13746184), (8, 8591365), (10, 6873092), (20, 3436546), (40, 1718273), (47, 1462360), (94, 731180), (188, 365590), (235, 292472), (376, 182795), (470, 146236), (940, 73118), (1880, 36559)]