2017201880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2654213}}^1$

素因数の和:2654243

約数の個数: 32

約数和(自身を含む): 4777585200

約数和(自身を除く): 2760383320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2654213, 5308426, 10616852, 13271065, 21233704, 26542130, 50430047, 53084260, 100860094, 106168520, 201720188, 252150235, 403440376, 504300470, 1008600940, 2017201880]

約数ペア:

[(1, 2017201880), (2, 1008600940), (4, 504300470), (5, 403440376), (8, 252150235), (10, 201720188), (19, 106168520), (20, 100860094), (38, 53084260), (40, 50430047), (76, 26542130), (95, 21233704), (152, 13271065), (190, 10616852), (380, 5308426), (760, 2654213)]