7829920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{6991}}^1$

素因数の和:7013

約数の個数: 48

約数和(自身を含む): 21143808

約数和(自身を除く): 13313888

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, 6991, 13982, 27964, 34955, 48937, 55928, 69910, 97874, 111856, 139820, 195748, 223712, 244685, 279640, 391496, 489370, 559280, 782992, 978740, 1118560, 1565984, 1957480, 3914960, 7829920]

約数ペア:

[(1, 7829920), (2, 3914960), (4, 1957480), (5, 1565984), (7, 1118560), (8, 978740), (10, 782992), (14, 559280), (16, 489370), (20, 391496), (28, 279640), (32, 244685), (35, 223712), (40, 195748), (56, 139820), (70, 111856), (80, 97874), (112, 69910), (140, 55928), (160, 48937), (224, 34955), (280, 27964), (560, 13982), (1120, 6991)]