40273520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71917}}^1$

素因数の和:71937

約数の個数: 40

約数和(自身を含む): 107013984

約数和(自身を除く): 66740464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 71917, 143834, 287668, 359585, 503419, 575336, 719170, 1006838, 1150672, 1438340, 2013676, 2517095, 2876680, 4027352, 5034190, 5753360, 8054704, 10068380, 20136760, 40273520]

約数ペア:

[(1, 40273520), (2, 20136760), (4, 10068380), (5, 8054704), (7, 5753360), (8, 5034190), (10, 4027352), (14, 2876680), (16, 2517095), (20, 2013676), (28, 1438340), (35, 1150672), (40, 1006838), (56, 719170), (70, 575336), (80, 503419), (112, 359585), (140, 287668), (280, 143834), (560, 71917)]