8314780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{21881}}^1$

素因数の和:21909

約数の個数: 24

約数和(自身を含む): 18380880

約数和(自身を除く): 10066100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 21881, 43762, 87524, 109405, 218810, 415739, 437620, 831478, 1662956, 2078695, 4157390, 8314780]

約数ペア:

[(1, 8314780), (2, 4157390), (4, 2078695), (5, 1662956), (10, 831478), (19, 437620), (20, 415739), (38, 218810), (76, 109405), (95, 87524), (190, 43762), (380, 21881)]