13787870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{563}}^1$

素因数の和:680

約数の個数: 32

約数和(自身を含む): 25989120

約数和(自身を除く): 12201250

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 563, 790, 1126, 2449, 2815, 4898, 5630, 12245, 17453, 24490, 34906, 44477, 87265, 88954, 174530, 222385, 444770, 1378787, 2757574, 6893935, 13787870]

約数ペア:

[(1, 13787870), (2, 6893935), (5, 2757574), (10, 1378787), (31, 444770), (62, 222385), (79, 174530), (155, 88954), (158, 87265), (310, 44477), (395, 34906), (563, 24490), (790, 17453), (1126, 12245), (2449, 5630), (2815, 4898)]