210883660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{42689}}^1$

素因数の和:42730

約数の個数: 48

約数和(自身を含む): 502034400

約数和(自身を除く): 291150740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 42689, 85378, 170756, 213445, 426890, 554957, 811091, 853780, 1109914, 1622182, 2219828, 2774785, 3244364, 4055455, 5549570, 8110910, 10544183, 11099140, 16221820, 21088366, 42176732, 52720915, 105441830, 210883660]

約数ペア:

[(1, 210883660), (2, 105441830), (4, 52720915), (5, 42176732), (10, 21088366), (13, 16221820), (19, 11099140), (20, 10544183), (26, 8110910), (38, 5549570), (52, 4055455), (65, 3244364), (76, 2774785), (95, 2219828), (130, 1622182), (190, 1109914), (247, 853780), (260, 811091), (380, 554957), (494, 426890), (988, 213445), (1235, 170756), (2470, 85378), (4940, 42689)]