137710480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90599}}^1$

素因数の和:90631

約数の個数: 40

約数和(自身を含む): 337032000

約数和(自身を除く): 199321520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 90599, 181198, 362396, 452995, 724792, 905990, 1449584, 1721381, 1811980, 3442762, 3623960, 6885524, 7247920, 8606905, 13771048, 17213810, 27542096, 34427620, 68855240, 137710480]

約数ペア:

[(1, 137710480), (2, 68855240), (4, 34427620), (5, 27542096), (8, 17213810), (10, 13771048), (16, 8606905), (19, 7247920), (20, 6885524), (38, 3623960), (40, 3442762), (76, 1811980), (80, 1721381), (95, 1449584), (152, 905990), (190, 724792), (304, 452995), (380, 362396), (760, 181198), (1520, 90599)]