20565995560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2032213}}^1$

素因数の和:2032258

約数の個数: 64

約数和(自身を含む): 52674986880

約数和(自身を除く): 32108991320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 10120, 2032213, 4064426, 8128852, 10161065, 16257704, 20322130, 22354343, 40644260, 44708686, 46740899, 81288520, 89417372, 93481798, 111771715, 178834744, 186963596, 223543430, 233704495, 373927192, 447086860, 467408990, 514149889, 894173720, 934817980, 1028299778, 1869635960, 2056599556, 2570749445, 4113199112, 5141498890, 10282997780, 20565995560]

約数ペア:

[(1, 20565995560), (2, 10282997780), (4, 5141498890), (5, 4113199112), (8, 2570749445), (10, 2056599556), (11, 1869635960), (20, 1028299778), (22, 934817980), (23, 894173720), (40, 514149889), (44, 467408990), (46, 447086860), (55, 373927192), (88, 233704495), (92, 223543430), (110, 186963596), (115, 178834744), (184, 111771715), (220, 93481798), (230, 89417372), (253, 81288520), (440, 46740899), (460, 44708686), (506, 40644260), (920, 22354343), (1012, 20322130), (1265, 16257704), (2024, 10161065), (2530, 8128852), (5060, 4064426), (10120, 2032213)]