190066520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{678809}}^1$

素因数の和:678827

約数の個数: 32

約数和(自身を含む): 488743200

約数和(自身を除く): 298676680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 678809, 1357618, 2715236, 3394045, 4751663, 5430472, 6788090, 9503326, 13576180, 19006652, 23758315, 27152360, 38013304, 47516630, 95033260, 190066520]

約数ペア:

[(1, 190066520), (2, 95033260), (4, 47516630), (5, 38013304), (7, 27152360), (8, 23758315), (10, 19006652), (14, 13576180), (20, 9503326), (28, 6788090), (35, 5430472), (40, 4751663), (56, 3394045), (70, 2715236), (140, 1357618), (280, 678809)]