147499940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1053571}}^1$

素因数の和:1053587

約数の個数: 24

約数和(自身を含む): 354000192

約数和(自身を除く): 206500252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1053571, 2107142, 4214284, 5267855, 7374997, 10535710, 14749994, 21071420, 29499988, 36874985, 73749970, 147499940]

約数ペア:

[(1, 147499940), (2, 73749970), (4, 36874985), (5, 29499988), (7, 21071420), (10, 14749994), (14, 10535710), (20, 7374997), (28, 5267855), (35, 4214284), (70, 2107142), (140, 1053571)]