2253812.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{642877}}^1$

素因数の和:642890

約数の個数: 20

約数和(自身を含む): 119575308

約数和(自身を除く): 68145148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 642877, 1285754, 2571508, 3214385, 5143016, 6428770, 10286032, 12857540, 25715080, 51430160]

約数ペア:

[(1, 51430160), (2, 25715080), (4, 12857540), (5, 10286032), (8, 6428770), (10, 5143016), (16, 3214385), (20, 2571508), (40, 1285754), (80, 642877)]