39892990

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{9521}}^1$

素因数の和:9947

約数の個数: 16

約数和(自身を含む): 71986320

約数和(自身を除く): 32093330

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 9521, 19042, 47605, 95210, 3989299, 7978598, 19946495, 39892990]

約数ペア:

[(1, 39892990), (2, 19946495), (5, 7978598), (10, 3989299), (419, 95210), (838, 47605), (2095, 19042), (4190, 9521)]