19930250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{2749}}^1$

素因数の和:2795

約数の個数: 32

約数和(自身を含む): 38610000

約数和(自身を除く): 18679750

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 2749, 3625, 5498, 7250, 13745, 27490, 68725, 79721, 137450, 159442, 343625, 398605, 687250, 797210, 1993025, 3986050, 9965125, 19930250]

約数ペア:

[(1, 19930250), (2, 9965125), (5, 3986050), (10, 1993025), (25, 797210), (29, 687250), (50, 398605), (58, 343625), (125, 159442), (145, 137450), (250, 79721), (290, 68725), (725, 27490), (1450, 13745), (2749, 7250), (3625, 5498)]