389619420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{10099}}^1$

素因数の和:10754

約数の個数: 48

約数和(自身を含む): 1092739200

約数和(自身を除く): 703119780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 1286, 1929, 2572, 3215, 3858, 6430, 7716, 9645, 10099, 12860, 19290, 20198, 30297, 38580, 40396, 50495, 60594, 100990, 121188, 151485, 201980, 302970, 605940, 6493657, 12987314, 19480971, 25974628, 32468285, 38961942, 64936570, 77923884, 97404855, 129873140, 194809710, 389619420]

約数ペア:

[(1, 389619420), (2, 194809710), (3, 129873140), (4, 97404855), (5, 77923884), (6, 64936570), (10, 38961942), (12, 32468285), (15, 25974628), (20, 19480971), (30, 12987314), (60, 6493657), (643, 605940), (1286, 302970), (1929, 201980), (2572, 151485), (3215, 121188), (3858, 100990), (6430, 60594), (7716, 50495), (9645, 40396), (10099, 38580), (12860, 30297), (19290, 20198)]