1338816760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1761601}}^1$

素因数の和:1761631

約数の個数: 32

約数和(自身を含む): 3170883600

約数和(自身を除く): 1832066840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1761601, 3523202, 7046404, 8808005, 14092808, 17616010, 33470419, 35232020, 66940838, 70464040, 133881676, 167352095, 267763352, 334704190, 669408380, 1338816760]

約数ペア:

[(1, 1338816760), (2, 669408380), (4, 334704190), (5, 267763352), (8, 167352095), (10, 133881676), (19, 70464040), (20, 66940838), (38, 35232020), (40, 33470419), (76, 17616010), (95, 14092808), (152, 8808005), (190, 7046404), (380, 3523202), (760, 1761601)]