20982600

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11657}}^1$

素因数の和:11679

約数の個数: 72

約数和(自身を含む): 70472610

約数和(自身を除く): 49490010

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, 11657, 23314, 34971, 46628, 58285, 69942, 93256, 104913, 116570, 139884, 174855, 209826, 233140, 279768, 291425, 349710, 419652, 466280, 524565, 582850, 699420, 839304, 874275, 1049130, 1165700, 1398840, 1748550, 2098260, 2331400, 2622825, 3497100, 4196520, 5245650, 6994200, 10491300, 20982600]

約数ペア:

[(1, 20982600), (2, 10491300), (3, 6994200), (4, 5245650), (5, 4196520), (6, 3497100), (8, 2622825), (9, 2331400), (10, 2098260), (12, 1748550), (15, 1398840), (18, 1165700), (20, 1049130), (24, 874275), (25, 839304), (30, 699420), (36, 582850), (40, 524565), (45, 466280), (50, 419652), (60, 349710), (72, 291425), (75, 279768), (90, 233140), (100, 209826), (120, 174855), (150, 139884), (180, 116570), (200, 104913), (225, 93256), (300, 69942), (360, 58285), (450, 46628), (600, 34971), (900, 23314), (1800, 11657)]