20424600

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{1621}}^1$

素因数の和:1650

約数の個数: 144

約数和(自身を含む): 78439920

約数和(自身を除く): 58015320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1621, 1800, 2100, 2520, 3150, 3242, 4200, 4863, 6300, 6484, 8105, 9726, 11347, 12600, 12968, 14589, 16210, 19452, 22694, 24315, 29178, 32420, 34041, 38904, 40525, 45388, 48630, 56735, 58356, 64840, 68082, 72945, 81050, 90776, 97260, 102123, 113470, 116712, 121575, 136164, 145890, 162100, 170205, 194520, 204246, 226940, 243150, 272328, 283675, 291780, 324200, 340410, 364725, 408492, 453880, 486300, 510615, 567350, 583560, 680820, 729450, 816984, 851025, 972600, 1021230, 1134700, 1361640, 1458900, 1702050, 2042460, 2269400, 2553075, 2917800, 3404100, 4084920, 5106150, 6808200, 10212300, 20424600]

約数ペア:

[(1, 20424600), (2, 10212300), (3, 6808200), (4, 5106150), (5, 4084920), (6, 3404100), (7, 2917800), (8, 2553075), (9, 2269400), (10, 2042460), (12, 1702050), (14, 1458900), (15, 1361640), (18, 1134700), (20, 1021230), (21, 972600), (24, 851025), (25, 816984), (28, 729450), (30, 680820), (35, 583560), (36, 567350), (40, 510615), (42, 486300), (45, 453880), (50, 408492), (56, 364725), (60, 340410), (63, 324200), (70, 291780), (72, 283675), (75, 272328), (84, 243150), (90, 226940), (100, 204246), (105, 194520), (120, 170205), (126, 162100), (140, 145890), (150, 136164), (168, 121575), (175, 116712), (180, 113470), (200, 102123), (210, 97260), (225, 90776), (252, 81050), (280, 72945), (300, 68082), (315, 64840), (350, 58356), (360, 56735), (420, 48630), (450, 45388), (504, 40525), (525, 38904), (600, 34041), (630, 32420), (700, 29178), (840, 24315), (900, 22694), (1050, 19452), (1260, 16210), (1400, 14589), (1575, 12968), (1621, 12600), (1800, 11347), (2100, 9726), (2520, 8105), (3150, 6484), (3242, 6300), (4200, 4863)]