40928560

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8387}}^1$

素因数の和:8461

約数の個数: 40

約数和(自身を含む): 96730416

約数和(自身を除く): 55801856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 8387, 16774, 33548, 41935, 67096, 83870, 134192, 167740, 335480, 511607, 670960, 1023214, 2046428, 2558035, 4092856, 5116070, 8185712, 10232140, 20464280, 40928560]

約数ペア:

[(1, 40928560), (2, 20464280), (4, 10232140), (5, 8185712), (8, 5116070), (10, 4092856), (16, 2558035), (20, 2046428), (40, 1023214), (61, 670960), (80, 511607), (122, 335480), (244, 167740), (305, 134192), (488, 83870), (610, 67096), (976, 41935), (1220, 33548), (2440, 16774), (4880, 8387)]