20710200

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{4931}}^1$

素因数の和:4957

約数の個数: 96

約数和(自身を含む): 73388160

約数和(自身を除く): 52677960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 4931, 9862, 14793, 19724, 24655, 29586, 34517, 39448, 49310, 59172, 69034, 73965, 98620, 103551, 118344, 123275, 138068, 147930, 172585, 197240, 207102, 246550, 276136, 295860, 345170, 369825, 414204, 493100, 517755, 591720, 690340, 739650, 828408, 862925, 986200, 1035510, 1380680, 1479300, 1725850, 2071020, 2588775, 2958600, 3451700, 4142040, 5177550, 6903400, 10355100, 20710200]

約数ペア:

[(1, 20710200), (2, 10355100), (3, 6903400), (4, 5177550), (5, 4142040), (6, 3451700), (7, 2958600), (8, 2588775), (10, 2071020), (12, 1725850), (14, 1479300), (15, 1380680), (20, 1035510), (21, 986200), (24, 862925), (25, 828408), (28, 739650), (30, 690340), (35, 591720), (40, 517755), (42, 493100), (50, 414204), (56, 369825), (60, 345170), (70, 295860), (75, 276136), (84, 246550), (100, 207102), (105, 197240), (120, 172585), (140, 147930), (150, 138068), (168, 123275), (175, 118344), (200, 103551), (210, 98620), (280, 73965), (300, 69034), (350, 59172), (420, 49310), (525, 39448), (600, 34517), (700, 29586), (840, 24655), (1050, 19724), (1400, 14793), (2100, 9862), (4200, 4931)]