40945880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24967}}^1$

素因数の和:25019

約数の個数: 32

約数和(自身を含む): 94379040

約数和(自身を除く): 53433160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 24967, 49934, 99868, 124835, 199736, 249670, 499340, 998680, 1023647, 2047294, 4094588, 5118235, 8189176, 10236470, 20472940, 40945880]

約数ペア:

[(1, 40945880), (2, 20472940), (4, 10236470), (5, 8189176), (8, 5118235), (10, 4094588), (20, 2047294), (40, 1023647), (41, 998680), (82, 499340), (164, 249670), (205, 199736), (328, 124835), (410, 99868), (820, 49934), (1640, 24967)]