31662820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{32309}}^1$

素因数の和:32332

約数の個数: 36

約数和(自身を含む): 77350140

約数和(自身を除く): 45687320

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 32309, 64618, 129236, 161545, 226163, 323090, 452326, 646180, 904652, 1130815, 1583141, 2261630, 3166282, 4523260, 6332564, 7915705, 15831410, 31662820]

約数ペア:

[(1, 31662820), (2, 15831410), (4, 7915705), (5, 6332564), (7, 4523260), (10, 3166282), (14, 2261630), (20, 1583141), (28, 1130815), (35, 904652), (49, 646180), (70, 452326), (98, 323090), (140, 226163), (196, 161545), (245, 129236), (490, 64618), (980, 32309)]