2186302280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1763147}}^1$

素因数の和:1763189

約数の個数: 32

約数和(自身を含む): 5077866240

約数和(自身を除く): 2891563960

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1763147, 3526294, 7052588, 8815735, 14105176, 17631470, 35262940, 54657557, 70525880, 109315114, 218630228, 273287785, 437260456, 546575570, 1093151140, 2186302280]

約数ペア:

[(1, 2186302280), (2, 1093151140), (4, 546575570), (5, 437260456), (8, 273287785), (10, 218630228), (20, 109315114), (31, 70525880), (40, 54657557), (62, 35262940), (124, 17631470), (155, 14105176), (248, 8815735), (310, 7052588), (620, 3526294), (1240, 1763147)]