56730940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{405221}}^1$

素因数の和:405237

約数の個数: 24

約数和(自身を含む): 136154592

約数和(自身を除く): 79423652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 405221, 810442, 1620884, 2026105, 2836547, 4052210, 5673094, 8104420, 11346188, 14182735, 28365470, 56730940]

約数ペア:

[(1, 56730940), (2, 28365470), (4, 14182735), (5, 11346188), (7, 8104420), (10, 5673094), (14, 4052210), (20, 2836547), (28, 2026105), (35, 1620884), (70, 810442), (140, 405221)]