20084400

素因数分解:

$2^4\times 3^2\times 5^2\times 7^1\times {\mathrm{797}}^1$

素因数の和:828

約数の個数: 180

約数和(自身を含む): 79755312

約数和(自身を除く): 59670912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 70, 72, 75, 80, 84, 90, 100, 105, 112, 120, 126, 140, 144, 150, 168, 175, 180, 200, 210, 225, 240, 252, 280, 300, 315, 336, 350, 360, 400, 420, 450, 504, 525, 560, 600, 630, 700, 720, 797, 840, 900, 1008, 1050, 1200, 1260, 1400, 1575, 1594, 1680, 1800, 2100, 2391, 2520, 2800, 3150, 3188, 3600, 3985, 4200, 4782, 5040, 5579, 6300, 6376, 7173, 7970, 8400, 9564, 11158, 11955, 12600, 12752, 14346, 15940, 16737, 19128, 19925, 22316, 23910, 25200, 27895, 28692, 31880, 33474, 35865, 38256, 39850, 44632, 47820, 50211, 55790, 57384, 59775, 63760, 66948, 71730, 79700, 83685, 89264, 95640, 100422, 111580, 114768, 119550, 133896, 139475, 143460, 159400, 167370, 179325, 191280, 200844, 223160, 239100, 251055, 267792, 278950, 286920, 318800, 334740, 358650, 401688, 418425, 446320, 478200, 502110, 557900, 573840, 669480, 717300, 803376, 836850, 956400, 1004220, 1115800, 1255275, 1338960, 1434600, 1673700, 2008440, 2231600, 2510550, 2869200, 3347400, 4016880, 5021100, 6694800, 10042200, 20084400]

約数ペア:

[(1, 20084400), (2, 10042200), (3, 6694800), (4, 5021100), (5, 4016880), (6, 3347400), (7, 2869200), (8, 2510550), (9, 2231600), (10, 2008440), (12, 1673700), (14, 1434600), (15, 1338960), (16, 1255275), (18, 1115800), (20, 1004220), (21, 956400), (24, 836850), (25, 803376), (28, 717300), (30, 669480), (35, 573840), (36, 557900), (40, 502110), (42, 478200), (45, 446320), (48, 418425), (50, 401688), (56, 358650), (60, 334740), (63, 318800), (70, 286920), (72, 278950), (75, 267792), (80, 251055), (84, 239100), (90, 223160), (100, 200844), (105, 191280), (112, 179325), (120, 167370), (126, 159400), (140, 143460), (144, 139475), (150, 133896), (168, 119550), (175, 114768), (180, 111580), (200, 100422), (210, 95640), (225, 89264), (240, 83685), (252, 79700), (280, 71730), (300, 66948), (315, 63760), (336, 59775), (350, 57384), (360, 55790), (400, 50211), (420, 47820), (450, 44632), (504, 39850), (525, 38256), (560, 35865), (600, 33474), (630, 31880), (700, 28692), (720, 27895), (797, 25200), (840, 23910), (900, 22316), (1008, 19925), (1050, 19128), (1200, 16737), (1260, 15940), (1400, 14346), (1575, 12752), (1594, 12600), (1680, 11955), (1800, 11158), (2100, 9564), (2391, 8400), (2520, 7970), (2800, 7173), (3150, 6376), (3188, 6300), (3600, 5579), (3985, 5040), (4200, 4782)]