668320

素因数分解:

$2^5\times 5^1\times {\mathrm{4177}}^1$

素因数の和:4192

約数の個数: 24

約数和(自身を含む): 1579284

約数和(自身を除く): 910964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 4177, 8354, 16708, 20885, 33416, 41770, 66832, 83540, 133664, 167080, 334160, 668320]

約数ペア:

[(1, 668320), (2, 334160), (4, 167080), (5, 133664), (8, 83540), (10, 66832), (16, 41770), (20, 33416), (32, 20885), (40, 16708), (80, 8354), (160, 4177)]