20296750

素因数分解:

$2^1\times 5^3\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4309

約数の個数: 32

約数和(自身を含む): 40004640

約数和(自身を除く): 19707890

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 950, 2375, 4273, 4750, 8546, 21365, 42730, 81187, 106825, 162374, 213650, 405935, 534125, 811870, 1068250, 2029675, 4059350, 10148375, 20296750]

約数ペア:

[(1, 20296750), (2, 10148375), (5, 4059350), (10, 2029675), (19, 1068250), (25, 811870), (38, 534125), (50, 405935), (95, 213650), (125, 162374), (190, 106825), (250, 81187), (475, 42730), (950, 21365), (2375, 8546), (4273, 4750)]