620893136

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{547}}^1\times {\mathrm{1163}}^1$

素因数の和:1779

約数の個数: 40

約数和(自身を含む): 1225989984

約数和(自身を除く): 605096848

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 547, 976, 1094, 1163, 2188, 2326, 4376, 4652, 8752, 9304, 18608, 33367, 66734, 70943, 133468, 141886, 266936, 283772, 533872, 567544, 636161, 1135088, 1272322, 2544644, 5089288, 10178576, 38805821, 77611642, 155223284, 310446568, 620893136]

約数ペア:

[(1, 620893136), (2, 310446568), (4, 155223284), (8, 77611642), (16, 38805821), (61, 10178576), (122, 5089288), (244, 2544644), (488, 1272322), (547, 1135088), (976, 636161), (1094, 567544), (1163, 533872), (2188, 283772), (2326, 266936), (4376, 141886), (4652, 133468), (8752, 70943), (9304, 66734), (18608, 33367)]