12845540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37781}}^1$

素因数の和:37807

約数の個数: 24

約数和(自身を含む): 28563192

約数和(自身を除く): 15717652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 37781, 75562, 151124, 188905, 377810, 642277, 755620, 1284554, 2569108, 3211385, 6422770, 12845540]

約数ペア:

[(1, 12845540), (2, 6422770), (4, 3211385), (5, 2569108), (10, 1284554), (17, 755620), (20, 642277), (34, 377810), (68, 188905), (85, 151124), (170, 75562), (340, 37781)]