204080320

素因数分解:

$2^6\times 5^1\times {\mathrm{637751}}^1$

素因数の和:637768

約数の個数: 28

約数和(自身を含む): 485967024

約数和(自身を除く): 281886704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 637751, 1275502, 2551004, 3188755, 5102008, 6377510, 10204016, 12755020, 20408032, 25510040, 40816064, 51020080, 102040160, 204080320]

約数ペア:

[(1, 204080320), (2, 102040160), (4, 51020080), (5, 40816064), (8, 25510040), (10, 20408032), (16, 12755020), (20, 10204016), (32, 6377510), (40, 5102008), (64, 3188755), (80, 2551004), (160, 1275502), (320, 637751)]