71059940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{507571}}^1$

素因数の和:507587

約数の個数: 24

約数和(自身を含む): 170544192

約数和(自身を除く): 99484252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 507571, 1015142, 2030284, 2537855, 3552997, 5075710, 7105994, 10151420, 14211988, 17764985, 35529970, 71059940]

約数ペア:

[(1, 71059940), (2, 35529970), (4, 17764985), (5, 14211988), (7, 10151420), (10, 7105994), (14, 5075710), (20, 3552997), (28, 2537855), (35, 2030284), (70, 1015142), (140, 507571)]