17872020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{99289}}^1$

素因数の和:99304

約数の個数: 36

約数和(自身を含む): 54212340

約数和(自身を除く): 36340320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 99289, 198578, 297867, 397156, 496445, 595734, 893601, 992890, 1191468, 1489335, 1787202, 1985780, 2978670, 3574404, 4468005, 5957340, 8936010, 17872020]

約数ペア:

[(1, 17872020), (2, 8936010), (3, 5957340), (4, 4468005), (5, 3574404), (6, 2978670), (9, 1985780), (10, 1787202), (12, 1489335), (15, 1191468), (18, 992890), (20, 893601), (30, 595734), (36, 496445), (45, 397156), (60, 297867), (90, 198578), (180, 99289)]