19967400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11093}}^1$

素因数の和:11115

約数の個数: 72

約数和(自身を含む): 67063230

約数和(自身を除く): 47095830

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 11093, 22186, 33279, 44372, 55465, 66558, 88744, 99837, 110930, 133116, 166395, 199674, 221860, 266232, 277325, 332790, 399348, 443720, 499185, 554650, 665580, 798696, 831975, 998370, 1109300, 1331160, 1663950, 1996740, 2218600, 2495925, 3327900, 3993480, 4991850, 6655800, 9983700, 19967400]

約数ペア:

[(1, 19967400), (2, 9983700), (3, 6655800), (4, 4991850), (5, 3993480), (6, 3327900), (8, 2495925), (9, 2218600), (10, 1996740), (12, 1663950), (15, 1331160), (18, 1109300), (20, 998370), (24, 831975), (25, 798696), (30, 665580), (36, 554650), (40, 499185), (45, 443720), (50, 399348), (60, 332790), (72, 277325), (75, 266232), (90, 221860), (100, 199674), (120, 166395), (150, 133116), (180, 110930), (200, 99837), (225, 88744), (300, 66558), (360, 55465), (450, 44372), (600, 33279), (900, 22186), (1800, 11093)]