2155252

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:160

約数の個数: 36

約数和(自身を含む): 4271428

約数和(自身を除く): 2116176

約数列:

[1, 2, 4, 11, 22, 44, 61, 73, 121, 122, 146, 242, 244, 292, 484, 671, 803, 1342, 1606, 2684, 3212, 4453, 7381, 8833, 8906, 14762, 17666, 17812, 29524, 35332, 48983, 97966, 195932, 538813, 1077626, 2155252]

約数ペア:

[(1, 2155252), (2, 1077626), (4, 538813), (11, 195932), (22, 97966), (44, 48983), (61, 35332), (73, 29524), (121, 17812), (122, 17666), (146, 14762), (242, 8906), (244, 8833), (292, 7381), (484, 4453), (671, 3212), (803, 2684), (1342, 1606)]