2068720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1393

約数の個数: 40

約数和(自身を含む): 5066640

約数和(自身を除く): 2997920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1361, 1520, 2722, 5444, 6805, 10888, 13610, 21776, 25859, 27220, 51718, 54440, 103436, 108880, 129295, 206872, 258590, 413744, 517180, 1034360, 2068720]

約数ペア:

[(1, 2068720), (2, 1034360), (4, 517180), (5, 413744), (8, 258590), (10, 206872), (16, 129295), (19, 108880), (20, 103436), (38, 54440), (40, 51718), (76, 27220), (80, 25859), (95, 21776), (152, 13610), (190, 10888), (304, 6805), (380, 5444), (760, 2722), (1361, 1520)]