20561130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{228457}}^1$

素因数の和:228470

約数の個数: 24

約数和(自身を含む): 53459172

約数和(自身を除く): 32898042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 228457, 456914, 685371, 1142285, 1370742, 2056113, 2284570, 3426855, 4112226, 6853710, 10280565, 20561130]

約数ペア:

[(1, 20561130), (2, 10280565), (3, 6853710), (5, 4112226), (6, 3426855), (9, 2284570), (10, 2056113), (15, 1370742), (18, 1142285), (30, 685371), (45, 456914), (90, 228457)]