15920870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2879}}^1$

素因数の和:2972

約数の個数: 32

約数和(自身を含む): 33177600

約数和(自身を除く): 17256730

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 395, 553, 790, 1106, 2765, 2879, 5530, 5758, 14395, 20153, 28790, 40306, 100765, 201530, 227441, 454882, 1137205, 1592087, 2274410, 3184174, 7960435, 15920870]

約数ペア:

[(1, 15920870), (2, 7960435), (5, 3184174), (7, 2274410), (10, 1592087), (14, 1137205), (35, 454882), (70, 227441), (79, 201530), (158, 100765), (395, 40306), (553, 28790), (790, 20153), (1106, 14395), (2765, 5758), (2879, 5530)]