4903280

素因数分解:

$2^4\times 5^1\times {\mathrm{61291}}^1$

素因数の和:61304

約数の個数: 20

約数和(自身を含む): 11400312

約数和(自身を除く): 6497032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 61291, 122582, 245164, 306455, 490328, 612910, 980656, 1225820, 2451640, 4903280]

約数ペア:

[(1, 4903280), (2, 2451640), (4, 1225820), (5, 980656), (8, 612910), (10, 490328), (16, 306455), (20, 245164), (40, 122582), (80, 61291)]