40870520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53777}}^1$

素因数の和:53807

約数の個数: 32

約数和(自身を含む): 96800400

約数和(自身を除く): 55929880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 53777, 107554, 215108, 268885, 430216, 537770, 1021763, 1075540, 2043526, 2151080, 4087052, 5108815, 8174104, 10217630, 20435260, 40870520]

約数ペア:

[(1, 40870520), (2, 20435260), (4, 10217630), (5, 8174104), (8, 5108815), (10, 4087052), (19, 2151080), (20, 2043526), (38, 1075540), (40, 1021763), (76, 537770), (95, 430216), (152, 268885), (190, 215108), (380, 107554), (760, 53777)]