26367160

素因数分解:

$2^3\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1321}}^1$

素因数の和:1831

約数の個数: 32

約数和(自身を含む): 59490000

約数和(自身を除く): 33122840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 499, 998, 1321, 1996, 2495, 2642, 3992, 4990, 5284, 6605, 9980, 10568, 13210, 19960, 26420, 52840, 659179, 1318358, 2636716, 3295895, 5273432, 6591790, 13183580, 26367160]

約数ペア:

[(1, 26367160), (2, 13183580), (4, 6591790), (5, 5273432), (8, 3295895), (10, 2636716), (20, 1318358), (40, 659179), (499, 52840), (998, 26420), (1321, 19960), (1996, 13210), (2495, 10568), (2642, 9980), (3992, 6605), (4990, 5284)]