31064180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{4721}}^1$

素因数の和:4784

約数の個数: 48

約数和(自身を含む): 76156416

約数和(自身を除く): 45092236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 4721, 6580, 9442, 18884, 23605, 33047, 47210, 66094, 94420, 132188, 165235, 221887, 330470, 443774, 660940, 887548, 1109435, 1553209, 2218870, 3106418, 4437740, 6212836, 7766045, 15532090, 31064180]

約数ペア:

[(1, 31064180), (2, 15532090), (4, 7766045), (5, 6212836), (7, 4437740), (10, 3106418), (14, 2218870), (20, 1553209), (28, 1109435), (35, 887548), (47, 660940), (70, 443774), (94, 330470), (140, 221887), (188, 165235), (235, 132188), (329, 94420), (470, 66094), (658, 47210), (940, 33047), (1316, 23605), (1645, 18884), (3290, 9442), (4721, 6580)]