42499940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{303571}}^1$

素因数の和:303587

約数の個数: 24

約数和(自身を含む): 102000192

約数和(自身を除く): 59500252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 303571, 607142, 1214284, 1517855, 2124997, 3035710, 4249994, 6071420, 8499988, 10624985, 21249970, 42499940]

約数ペア:

[(1, 42499940), (2, 21249970), (4, 10624985), (5, 8499988), (7, 6071420), (10, 4249994), (14, 3035710), (20, 2124997), (28, 1517855), (35, 1214284), (70, 607142), (140, 303571)]