1279607540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{23291}}^1$

素因数の和:23408

約数の個数: 48

約数和(自身を含む): 2793921984

約数和(自身を除く): 1514314444

約数列:

[1, 2, 4, 5, 10, 20, 41, 67, 82, 134, 164, 205, 268, 335, 410, 670, 820, 1340, 2747, 5494, 10988, 13735, 23291, 27470, 46582, 54940, 93164, 116455, 232910, 465820, 954931, 1560497, 1909862, 3120994, 3819724, 4774655, 6241988, 7802485, 9549310, 15604970, 19098620, 31209940, 63980377, 127960754, 255921508, 319901885, 639803770, 1279607540]

約数ペア:

[(1, 1279607540), (2, 639803770), (4, 319901885), (5, 255921508), (10, 127960754), (20, 63980377), (41, 31209940), (67, 19098620), (82, 15604970), (134, 9549310), (164, 7802485), (205, 6241988), (268, 4774655), (335, 3819724), (410, 3120994), (670, 1909862), (820, 1560497), (1340, 954931), (2747, 465820), (5494, 232910), (10988, 116455), (13735, 93164), (23291, 54940), (27470, 46582)]