610983280

素因数分解:

$2^4\times 5^1\times {\mathrm{7637291}}^1$

素因数の和:7637304

約数の個数: 20

約数和(自身を含む): 1420536312

約数和(自身を除く): 809553032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 7637291, 15274582, 30549164, 38186455, 61098328, 76372910, 122196656, 152745820, 305491640, 610983280]

約数ペア:

[(1, 610983280), (2, 305491640), (4, 152745820), (5, 122196656), (8, 76372910), (10, 61098328), (16, 38186455), (20, 30549164), (40, 15274582), (80, 7637291)]