2582180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:164

約数の個数: 48

約数和(自身を含む): 5757696

約数和(自身を除く): 3175516

約数列:

[1, 2, 4, 5, 10, 20, 41, 47, 67, 82, 94, 134, 164, 188, 205, 235, 268, 335, 410, 470, 670, 820, 940, 1340, 1927, 2747, 3149, 3854, 5494, 6298, 7708, 9635, 10988, 12596, 13735, 15745, 19270, 27470, 31490, 38540, 54940, 62980, 129109, 258218, 516436, 645545, 1291090, 2582180]

約数ペア:

[(1, 2582180), (2, 1291090), (4, 645545), (5, 516436), (10, 258218), (20, 129109), (41, 62980), (47, 54940), (67, 38540), (82, 31490), (94, 27470), (134, 19270), (164, 15745), (188, 13735), (205, 12596), (235, 10988), (268, 9635), (335, 7708), (410, 6298), (470, 5494), (670, 3854), (820, 3149), (940, 2747), (1340, 1927)]