205200990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2280011}}^1$

素因数の和:2280024

約数の個数: 24

約数和(自身を含む): 533522808

約数和(自身を除く): 328321818

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2280011, 4560022, 6840033, 11400055, 13680066, 20520099, 22800110, 34200165, 41040198, 68400330, 102600495, 205200990]

約数ペア:

[(1, 205200990), (2, 102600495), (3, 68400330), (5, 41040198), (6, 34200165), (9, 22800110), (10, 20520099), (15, 13680066), (18, 11400055), (30, 6840033), (45, 4560022), (90, 2280011)]