16400390

素因数分解:

$2^1\times 5^1\times {\mathrm{719}}^1\times {\mathrm{2281}}^1$

素因数の和:3007

約数の個数: 16

約数和(自身を含む): 29574720

約数和(自身を除く): 13174330

約数列:

[1, 2, 5, 10, 719, 1438, 2281, 3595, 4562, 7190, 11405, 22810, 1640039, 3280078, 8200195, 16400390]

約数ペア:

[(1, 16400390), (2, 8200195), (5, 3280078), (10, 1640039), (719, 22810), (1438, 11405), (2281, 7190), (3595, 4562)]