31841740

素因数分解:

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

素因数の和:2974

約数の個数: 48

約数和(自身を含む): 77414400

約数和(自身を除く): 45572660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 2879, 5530, 5758, 11060, 11516, 14395, 20153, 28790, 40306, 57580, 80612, 100765, 201530, 227441, 403060, 454882, 909764, 1137205, 1592087, 2274410, 3184174, 4548820, 6368348, 7960435, 15920870, 31841740]

約数ペア:

[(1, 31841740), (2, 15920870), (4, 7960435), (5, 6368348), (7, 4548820), (10, 3184174), (14, 2274410), (20, 1592087), (28, 1137205), (35, 909764), (70, 454882), (79, 403060), (140, 227441), (158, 201530), (316, 100765), (395, 80612), (553, 57580), (790, 40306), (1106, 28790), (1580, 20153), (2212, 14395), (2765, 11516), (2879, 11060), (5530, 5758)]