142710020

素因数分解:

$2^2\times 5^1\times {\mathrm{1579}}^1\times {\mathrm{4519}}^1$

素因数の和:6107

約数の個数: 24

約数和(自身を含む): 299947200

約数和(自身を除く): 157237180

約数列:

[1, 2, 4, 5, 10, 20, 1579, 3158, 4519, 6316, 7895, 9038, 15790, 18076, 22595, 31580, 45190, 90380, 7135501, 14271002, 28542004, 35677505, 71355010, 142710020]

約数ペア:

[(1, 142710020), (2, 71355010), (4, 35677505), (5, 28542004), (10, 14271002), (20, 7135501), (1579, 90380), (3158, 45190), (4519, 31580), (6316, 22595), (7895, 18076), (9038, 15790)]