5142320

素因数分解:

$2^4\times 5^1\times {\mathrm{64279}}^1$

素因数の和:64292

約数の個数: 20

約数和(自身を含む): 11956080

約数和(自身を除く): 6813760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 64279, 128558, 257116, 321395, 514232, 642790, 1028464, 1285580, 2571160, 5142320]

約数ペア:

[(1, 5142320), (2, 2571160), (4, 1285580), (5, 1028464), (8, 642790), (10, 514232), (16, 321395), (20, 257116), (40, 128558), (80, 64279)]