31497760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{28123}}^1$

素因数の和:28145

約数の個数: 48

約数和(自身を含む): 85046976

約数和(自身を除く): 53549216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 28123, 56246, 112492, 140615, 196861, 224984, 281230, 393722, 449968, 562460, 787444, 899936, 984305, 1124920, 1574888, 1968610, 2249840, 3149776, 3937220, 4499680, 6299552, 7874440, 15748880, 31497760]

約数ペア:

[(1, 31497760), (2, 15748880), (4, 7874440), (5, 6299552), (7, 4499680), (8, 3937220), (10, 3149776), (14, 2249840), (16, 1968610), (20, 1574888), (28, 1124920), (32, 984305), (35, 899936), (40, 787444), (56, 562460), (70, 449968), (80, 393722), (112, 281230), (140, 224984), (160, 196861), (224, 140615), (280, 112492), (560, 56246), (1120, 28123)]