20607400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:92

約数の個数: 192

約数和(自身を含む): 60264000

約数和(自身を除く): 39656600

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 25, 29, 34, 38, 40, 44, 50, 55, 58, 68, 76, 85, 88, 95, 100, 110, 116, 136, 145, 152, 170, 187, 190, 200, 209, 220, 232, 275, 290, 319, 323, 340, 374, 380, 418, 425, 440, 475, 493, 550, 551, 580, 638, 646, 680, 725, 748, 760, 836, 850, 935, 950, 986, 1045, 1100, 1102, 1160, 1276, 1292, 1450, 1496, 1595, 1615, 1672, 1700, 1870, 1900, 1972, 2090, 2200, 2204, 2465, 2552, 2584, 2755, 2900, 3190, 3230, 3400, 3553, 3740, 3800, 3944, 4180, 4408, 4675, 4930, 5225, 5423, 5510, 5800, 6061, 6380, 6460, 7106, 7480, 7975, 8075, 8360, 9350, 9367, 9860, 10450, 10846, 11020, 12122, 12325, 12760, 12920, 13775, 14212, 15950, 16150, 17765, 18700, 18734, 19720, 20900, 21692, 22040, 24244, 24650, 27115, 27550, 28424, 30305, 31900, 32300, 35530, 37400, 37468, 41800, 43384, 46835, 48488, 49300, 54230, 55100, 60610, 63800, 64600, 71060, 74936, 88825, 93670, 98600, 103037, 108460, 110200, 121220, 135575, 142120, 151525, 177650, 187340, 206074, 216920, 234175, 242440, 271150, 303050, 355300, 374680, 412148, 468350, 515185, 542300, 606100, 710600, 824296, 936700, 1030370, 1084600, 1212200, 1873400, 2060740, 2575925, 4121480, 5151850, 10303700, 20607400]

約数ペア:

[(1, 20607400), (2, 10303700), (4, 5151850), (5, 4121480), (8, 2575925), (10, 2060740), (11, 1873400), (17, 1212200), (19, 1084600), (20, 1030370), (22, 936700), (25, 824296), (29, 710600), (34, 606100), (38, 542300), (40, 515185), (44, 468350), (50, 412148), (55, 374680), (58, 355300), (68, 303050), (76, 271150), (85, 242440), (88, 234175), (95, 216920), (100, 206074), (110, 187340), (116, 177650), (136, 151525), (145, 142120), (152, 135575), (170, 121220), (187, 110200), (190, 108460), (200, 103037), (209, 98600), (220, 93670), (232, 88825), (275, 74936), (290, 71060), (319, 64600), (323, 63800), (340, 60610), (374, 55100), (380, 54230), (418, 49300), (425, 48488), (440, 46835), (475, 43384), (493, 41800), (550, 37468), (551, 37400), (580, 35530), (638, 32300), (646, 31900), (680, 30305), (725, 28424), (748, 27550), (760, 27115), (836, 24650), (850, 24244), (935, 22040), (950, 21692), (986, 20900), (1045, 19720), (1100, 18734), (1102, 18700), (1160, 17765), (1276, 16150), (1292, 15950), (1450, 14212), (1496, 13775), (1595, 12920), (1615, 12760), (1672, 12325), (1700, 12122), (1870, 11020), (1900, 10846), (1972, 10450), (2090, 9860), (2200, 9367), (2204, 9350), (2465, 8360), (2552, 8075), (2584, 7975), (2755, 7480), (2900, 7106), (3190, 6460), (3230, 6380), (3400, 6061), (3553, 5800), (3740, 5510), (3800, 5423), (3944, 5225), (4180, 4930), (4408, 4675)]