20313900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{22571}}^1$

素因数の和:22591

約数の個数: 54

約数和(自身を含む): 63675612

約数和(自身を除く): 43361712

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 22571, 45142, 67713, 90284, 112855, 135426, 203139, 225710, 270852, 338565, 406278, 451420, 564275, 677130, 812556, 1015695, 1128550, 1354260, 1692825, 2031390, 2257100, 3385650, 4062780, 5078475, 6771300, 10156950, 20313900]

約数ペア:

[(1, 20313900), (2, 10156950), (3, 6771300), (4, 5078475), (5, 4062780), (6, 3385650), (9, 2257100), (10, 2031390), (12, 1692825), (15, 1354260), (18, 1128550), (20, 1015695), (25, 812556), (30, 677130), (36, 564275), (45, 451420), (50, 406278), (60, 338565), (75, 270852), (90, 225710), (100, 203139), (150, 135426), (180, 112855), (225, 90284), (300, 67713), (450, 45142), (900, 22571)]