20116490

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 38102400

約数和(自身を除く): 17985910

約数列:

[1, 2, 5, 10, 23, 46, 115, 149, 230, 298, 587, 745, 1174, 1490, 2935, 3427, 5870, 6854, 13501, 17135, 27002, 34270, 67505, 87463, 135010, 174926, 437315, 874630, 2011649, 4023298, 10058245, 20116490]

約数ペア:

[(1, 20116490), (2, 10058245), (5, 4023298), (10, 2011649), (23, 874630), (46, 437315), (115, 174926), (149, 135010), (230, 87463), (298, 67505), (587, 34270), (745, 27002), (1174, 17135), (1490, 13501), (2935, 6854), (3427, 5870)]