9850520

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2767}}^1$

素因数の和:2867

約数の個数: 32

約数和(自身を含む): 22420800

約数和(自身を除く): 12570280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 2767, 3560, 5534, 11068, 13835, 22136, 27670, 55340, 110680, 246263, 492526, 985052, 1231315, 1970104, 2462630, 4925260, 9850520]

約数ペア:

[(1, 9850520), (2, 4925260), (4, 2462630), (5, 1970104), (8, 1231315), (10, 985052), (20, 492526), (40, 246263), (89, 110680), (178, 55340), (356, 27670), (445, 22136), (712, 13835), (890, 11068), (1780, 5534), (2767, 3560)]