1610020

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1019}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 3427200

約数和(自身を除く): 1817180

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1019, 1580, 2038, 4076, 5095, 10190, 20380, 80501, 161002, 322004, 402505, 805010, 1610020]

約数ペア:

[(1, 1610020), (2, 805010), (4, 402505), (5, 322004), (10, 161002), (20, 80501), (79, 20380), (158, 10190), (316, 5095), (395, 4076), (790, 2038), (1019, 1580)]