1997060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7681}}^1$

素因数の和:7703

約数の個数: 24

約数和(自身を含む): 4517016

約数和(自身を除く): 2519956

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 7681, 15362, 30724, 38405, 76810, 99853, 153620, 199706, 399412, 499265, 998530, 1997060]

約数ペア:

[(1, 1997060), (2, 998530), (4, 499265), (5, 399412), (10, 199706), (13, 153620), (20, 99853), (26, 76810), (52, 38405), (65, 30724), (130, 15362), (260, 7681)]