2130296

素因数分解:

$2^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:471

約数の個数: 32

約数和(自身を含む): 4620000

約数和(自身を除く): 2489704

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 109, 218, 349, 436, 698, 763, 872, 1396, 1526, 2443, 2792, 3052, 4886, 6104, 9772, 19544, 38041, 76082, 152164, 266287, 304328, 532574, 1065148, 2130296]

約数ペア:

[(1, 2130296), (2, 1065148), (4, 532574), (7, 304328), (8, 266287), (14, 152164), (28, 76082), (56, 38041), (109, 19544), (218, 9772), (349, 6104), (436, 4886), (698, 3052), (763, 2792), (872, 2443), (1396, 1526)]