61919620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{442283}}^1$

素因数の和:442299

約数の個数: 24

約数和(自身を含む): 148607424

約数和(自身を除く): 86687804

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 442283, 884566, 1769132, 2211415, 3095981, 4422830, 6191962, 8845660, 12383924, 15479905, 30959810, 61919620]

約数ペア:

[(1, 61919620), (2, 30959810), (4, 15479905), (5, 12383924), (7, 8845660), (10, 6191962), (14, 4422830), (20, 3095981), (28, 2211415), (35, 1769132), (70, 884566), (140, 442283)]