31384740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5179}}^1$

素因数の和:5292

約数の個数: 48

約数和(自身を含む): 88764480

約数和(自身を除く): 57379740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 5179, 6060, 10358, 15537, 20716, 25895, 31074, 51790, 62148, 77685, 103580, 155370, 310740, 523079, 1046158, 1569237, 2092316, 2615395, 3138474, 5230790, 6276948, 7846185, 10461580, 15692370, 31384740]

約数ペア:

[(1, 31384740), (2, 15692370), (3, 10461580), (4, 7846185), (5, 6276948), (6, 5230790), (10, 3138474), (12, 2615395), (15, 2092316), (20, 1569237), (30, 1046158), (60, 523079), (101, 310740), (202, 155370), (303, 103580), (404, 77685), (505, 62148), (606, 51790), (1010, 31074), (1212, 25895), (1515, 20716), (2020, 15537), (3030, 10358), (5179, 6060)]