11425880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6967}}^1$

素因数の和:7019

約数の個数: 32

約数和(自身を含む): 26339040

約数和(自身を除く): 14913160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 6967, 13934, 27868, 34835, 55736, 69670, 139340, 278680, 285647, 571294, 1142588, 1428235, 2285176, 2856470, 5712940, 11425880]

約数ペア:

[(1, 11425880), (2, 5712940), (4, 2856470), (5, 2285176), (8, 1428235), (10, 1142588), (20, 571294), (40, 285647), (41, 278680), (82, 139340), (164, 69670), (205, 55736), (328, 34835), (410, 27868), (820, 13934), (1640, 6967)]