31307680

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{467}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 74299680

約数和(自身を除く): 42992000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 467, 838, 934, 1676, 1868, 2095, 2335, 3352, 3736, 4190, 4670, 6704, 7472, 8380, 9340, 13408, 14944, 16760, 18680, 33520, 37360, 67040, 74720, 195673, 391346, 782692, 978365, 1565384, 1956730, 3130768, 3913460, 6261536, 7826920, 15653840, 31307680]

約数ペア:

[(1, 31307680), (2, 15653840), (4, 7826920), (5, 6261536), (8, 3913460), (10, 3130768), (16, 1956730), (20, 1565384), (32, 978365), (40, 782692), (80, 391346), (160, 195673), (419, 74720), (467, 67040), (838, 37360), (934, 33520), (1676, 18680), (1868, 16760), (2095, 14944), (2335, 13408), (3352, 9340), (3736, 8380), (4190, 7472), (4670, 6704)]