320272

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:586

約数の個数: 20

約数和(自身を含む): 638476

約数和(自身を除く): 318204

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 541, 592, 1082, 2164, 4328, 8656, 20017, 40034, 80068, 160136, 320272]

約数ペア:

[(1, 320272), (2, 160136), (4, 80068), (8, 40034), (16, 20017), (37, 8656), (74, 4328), (148, 2164), (296, 1082), (541, 592)]