47439560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{169427}}^1$

素因数の和:169445

約数の個数: 32

約数和(自身を含む): 121988160

約数和(自身を除く): 74548600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 169427, 338854, 677708, 847135, 1185989, 1355416, 1694270, 2371978, 3388540, 4743956, 5929945, 6777080, 9487912, 11859890, 23719780, 47439560]

約数ペア:

[(1, 47439560), (2, 23719780), (4, 11859890), (5, 9487912), (7, 6777080), (8, 5929945), (10, 4743956), (14, 3388540), (20, 2371978), (28, 1694270), (35, 1355416), (40, 1185989), (56, 847135), (70, 677708), (140, 338854), (280, 169427)]