31057480

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5927}}^1$

素因数の和:6069

約数の個数: 32

約数和(自身を含む): 70424640

約数和(自身を除く): 39367160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 5927, 11854, 23708, 29635, 47416, 59270, 118540, 237080, 776437, 1552874, 3105748, 3882185, 6211496, 7764370, 15528740, 31057480]

約数ペア:

[(1, 31057480), (2, 15528740), (4, 7764370), (5, 6211496), (8, 3882185), (10, 3105748), (20, 1552874), (40, 776437), (131, 237080), (262, 118540), (524, 59270), (655, 47416), (1048, 29635), (1310, 23708), (2620, 11854), (5240, 5927)]