40824578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 66528000

約数和(自身を除く): 25703422

約数列:

[1, 2, 19, 38, 59, 118, 131, 139, 262, 278, 1121, 2242, 2489, 2641, 4978, 5282, 7729, 8201, 15458, 16402, 18209, 36418, 146851, 155819, 293702, 311638, 345971, 691942, 1074331, 2148662, 20412289, 40824578]

約数ペア:

[(1, 40824578), (2, 20412289), (19, 2148662), (38, 1074331), (59, 691942), (118, 345971), (131, 311638), (139, 293702), (262, 155819), (278, 146851), (1121, 36418), (2242, 18209), (2489, 16402), (2641, 15458), (4978, 8201), (5282, 7729)]