31070620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{5413}}^1$

素因数の和:5470

約数の個数: 48

約数和(自身を含む): 76402368

約数和(自身を除く): 45331748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5413, 5740, 10826, 21652, 27065, 37891, 54130, 75782, 108260, 151564, 189455, 221933, 378910, 443866, 757820, 887732, 1109665, 1553531, 2219330, 3107062, 4438660, 6214124, 7767655, 15535310, 31070620]

約数ペア:

[(1, 31070620), (2, 15535310), (4, 7767655), (5, 6214124), (7, 4438660), (10, 3107062), (14, 2219330), (20, 1553531), (28, 1109665), (35, 887732), (41, 757820), (70, 443866), (82, 378910), (140, 221933), (164, 189455), (205, 151564), (287, 108260), (410, 75782), (574, 54130), (820, 37891), (1148, 27065), (1435, 21652), (2870, 10826), (5413, 5740)]