39820420

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{14533}}^1$

素因数の和:14679

約数の個数: 24

約数和(自身を含む): 84239064

約数和(自身を除く): 44418644

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 14533, 29066, 58132, 72665, 145330, 290660, 1991021, 3982042, 7964084, 9955105, 19910210, 39820420]

約数ペア:

[(1, 39820420), (2, 19910210), (4, 9955105), (5, 7964084), (10, 3982042), (20, 1991021), (137, 290660), (274, 145330), (548, 72665), (685, 58132), (1370, 29066), (2740, 14533)]