20212262100

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2495341}}^1$

素因数の和:2495367

約数の個数: 90

約数和(自身を含む): 65520194894

約数和(自身を除く): 45307932794

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 2495341, 4990682, 7486023, 9981364, 12476705, 14972046, 22458069, 24953410, 29944092, 37430115, 44916138, 49906820, 62383525, 67374207, 74860230, 89832276, 112290345, 124767050, 134748414, 149720460, 187150575, 202122621, 224580690, 249534100, 269496828, 336871035, 374301150, 404245242, 449161380, 561451725, 673742070, 748602300, 808490484, 1010613105, 1122903450, 1347484140, 1684355175, 2021226210, 2245806900, 3368710350, 4042452420, 5053065525, 6737420700, 10106131050, 20212262100]

約数ペア:

[(1, 20212262100), (2, 10106131050), (3, 6737420700), (4, 5053065525), (5, 4042452420), (6, 3368710350), (9, 2245806900), (10, 2021226210), (12, 1684355175), (15, 1347484140), (18, 1122903450), (20, 1010613105), (25, 808490484), (27, 748602300), (30, 673742070), (36, 561451725), (45, 449161380), (50, 404245242), (54, 374301150), (60, 336871035), (75, 269496828), (81, 249534100), (90, 224580690), (100, 202122621), (108, 187150575), (135, 149720460), (150, 134748414), (162, 124767050), (180, 112290345), (225, 89832276), (270, 74860230), (300, 67374207), (324, 62383525), (405, 49906820), (450, 44916138), (540, 37430115), (675, 29944092), (810, 24953410), (900, 22458069), (1350, 14972046), (1620, 12476705), (2025, 9981364), (2700, 7486023), (4050, 4990682), (8100, 2495341)]