67418020

素因数分解:

$2^2\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{2027}}^1$

素因数の和:3699

約数の個数: 24

約数和(自身を含む): 141732864

約数和(自身を除く): 74314844

約数列:

[1, 2, 4, 5, 10, 20, 1663, 2027, 3326, 4054, 6652, 8108, 8315, 10135, 16630, 20270, 33260, 40540, 3370901, 6741802, 13483604, 16854505, 33709010, 67418020]

約数ペア:

[(1, 67418020), (2, 33709010), (4, 16854505), (5, 13483604), (10, 6741802), (20, 3370901), (1663, 40540), (2027, 33260), (3326, 20270), (4054, 16630), (6652, 10135), (8108, 8315)]