15256540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{58679}}^1$

素因数の和:58701

約数の個数: 24

約数和(自身を含む): 34503840

約数和(自身を除く): 19247300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 58679, 117358, 234716, 293395, 586790, 762827, 1173580, 1525654, 3051308, 3814135, 7628270, 15256540]

約数ペア:

[(1, 15256540), (2, 7628270), (4, 3814135), (5, 3051308), (10, 1525654), (13, 1173580), (20, 762827), (26, 586790), (52, 293395), (65, 234716), (130, 117358), (260, 58679)]