3945620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28183}}^1$

素因数の和:28199

約数の個数: 24

約数和(自身を含む): 9469824

約数和(自身を除く): 5524204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28183, 56366, 112732, 140915, 197281, 281830, 394562, 563660, 789124, 986405, 1972810, 3945620]

約数ペア:

[(1, 3945620), (2, 1972810), (4, 986405), (5, 789124), (7, 563660), (10, 394562), (14, 281830), (20, 197281), (28, 140915), (35, 112732), (70, 56366), (140, 28183)]