47239640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{168713}}^1$

素因数の和:168731

約数の個数: 32

約数和(自身を含む): 121474080

約数和(自身を除く): 74234440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 168713, 337426, 674852, 843565, 1180991, 1349704, 1687130, 2361982, 3374260, 4723964, 5904955, 6748520, 9447928, 11809910, 23619820, 47239640]

約数ペア:

[(1, 47239640), (2, 23619820), (4, 11809910), (5, 9447928), (7, 6748520), (8, 5904955), (10, 4723964), (14, 3374260), (20, 2361982), (28, 1687130), (35, 1349704), (40, 1180991), (56, 843565), (70, 674852), (140, 337426), (280, 168713)]