20713210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{295903}}^1$

素因数の和:295917

約数の個数: 16

約数和(自身を含む): 42610176

約数和(自身を除く): 21896966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 295903, 591806, 1479515, 2071321, 2959030, 4142642, 10356605, 20713210]

約数ペア:

[(1, 20713210), (2, 10356605), (5, 4142642), (7, 2959030), (10, 2071321), (14, 1479515), (35, 591806), (70, 295903)]