11891800

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 28413360

約数和(自身を除く): 16521560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1607, 1850, 3214, 3700, 6428, 7400, 8035, 12856, 16070, 32140, 40175, 59459, 64280, 80350, 118918, 160700, 237836, 297295, 321400, 475672, 594590, 1189180, 1486475, 2378360, 2972950, 5945900, 11891800]

約数ペア:

[(1, 11891800), (2, 5945900), (4, 2972950), (5, 2378360), (8, 1486475), (10, 1189180), (20, 594590), (25, 475672), (37, 321400), (40, 297295), (50, 237836), (74, 160700), (100, 118918), (148, 80350), (185, 64280), (200, 59459), (296, 40175), (370, 32140), (740, 16070), (925, 12856), (1480, 8035), (1607, 7400), (1850, 6428), (3214, 3700)]