38677960

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13619}}^1$

素因数の和:13701

約数の個数: 32

約数和(自身を含む): 88257600

約数和(自身を除く): 49579640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 13619, 27238, 54476, 68095, 108952, 136190, 272380, 544760, 966949, 1933898, 3867796, 4834745, 7735592, 9669490, 19338980, 38677960]

約数ペア:

[(1, 38677960), (2, 19338980), (4, 9669490), (5, 7735592), (8, 4834745), (10, 3867796), (20, 1933898), (40, 966949), (71, 544760), (142, 272380), (284, 136190), (355, 108952), (568, 68095), (710, 54476), (1420, 27238), (2840, 13619)]