20372200

素因数分解:

$2^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{2753}}^1$

素因数の和:2806

約数の個数: 48

約数和(自身を含む): 48663180

約数和(自身を除く): 28290980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 148, 185, 200, 296, 370, 740, 925, 1480, 1850, 2753, 3700, 5506, 7400, 11012, 13765, 22024, 27530, 55060, 68825, 101861, 110120, 137650, 203722, 275300, 407444, 509305, 550600, 814888, 1018610, 2037220, 2546525, 4074440, 5093050, 10186100, 20372200]

約数ペア:

[(1, 20372200), (2, 10186100), (4, 5093050), (5, 4074440), (8, 2546525), (10, 2037220), (20, 1018610), (25, 814888), (37, 550600), (40, 509305), (50, 407444), (74, 275300), (100, 203722), (148, 137650), (185, 110120), (200, 101861), (296, 68825), (370, 55060), (740, 27530), (925, 22024), (1480, 13765), (1850, 11012), (2753, 7400), (3700, 5506)]