28810190

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{32371}}^1$

素因数の和:32467

約数の個数: 16

約数和(自身を含む): 52442640

約数和(自身を除く): 23632450

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 32371, 64742, 161855, 323710, 2881019, 5762038, 14405095, 28810190]

約数ペア:

[(1, 28810190), (2, 14405095), (5, 5762038), (10, 2881019), (89, 323710), (178, 161855), (445, 64742), (890, 32371)]