251844280

素因数分解:

$2^3\times 5^1\times {\mathrm{6296107}}^1$

素因数の和:6296118

約数の個数: 16

約数和(自身を含む): 566649720

約数和(自身を除く): 314805440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6296107, 12592214, 25184428, 31480535, 50368856, 62961070, 125922140, 251844280]

約数ペア:

[(1, 251844280), (2, 125922140), (4, 62961070), (5, 50368856), (8, 31480535), (10, 25184428), (20, 12592214), (40, 6296107)]