20145550

素因数分解:

$2^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{6829}}^1$

素因数の和:6900

約数の個数: 24

約数和(自身を含む): 38111400

約数和(自身を除く): 17965850

約数列:

[1, 2, 5, 10, 25, 50, 59, 118, 295, 590, 1475, 2950, 6829, 13658, 34145, 68290, 170725, 341450, 402911, 805822, 2014555, 4029110, 10072775, 20145550]

約数ペア:

[(1, 20145550), (2, 10072775), (5, 4029110), (10, 2014555), (25, 805822), (50, 402911), (59, 341450), (118, 170725), (295, 68290), (590, 34145), (1475, 13658), (2950, 6829)]