130477640

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{69403}}^1$

素因数の和:69461

約数の個数: 32

約数和(自身を含む): 299825280

約数和(自身を除く): 169347640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 69403, 138806, 277612, 347015, 555224, 694030, 1388060, 2776120, 3261941, 6523882, 13047764, 16309705, 26095528, 32619410, 65238820, 130477640]

約数ペア:

[(1, 130477640), (2, 65238820), (4, 32619410), (5, 26095528), (8, 16309705), (10, 13047764), (20, 6523882), (40, 3261941), (47, 2776120), (94, 1388060), (188, 694030), (235, 555224), (376, 347015), (470, 277612), (940, 138806), (1880, 69403)]