20840444800

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{132911}}^1$

素因数の和:132949

約数の個数: 144

約数和(自身を含む): 59888153520

約数和(自身を除く): 39047708720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2240, 2450, 2800, 3136, 3200, 3920, 4480, 4900, 5600, 6272, 7840, 9800, 11200, 15680, 19600, 22400, 31360, 39200, 78400, 132911, 156800, 265822, 531644, 664555, 930377, 1063288, 1329110, 1860754, 2126576, 2658220, 3322775, 3721508, 4253152, 4651885, 5316440, 6512639, 6645550, 7443016, 8506304, 9303770, 10632880, 13025278, 13291100, 14886032, 17012608, 18607540, 21265760, 23259425, 26050556, 26582200, 29772064, 32563195, 37215080, 42531520, 46518850, 52101112, 53164400, 59544128, 65126390, 74430160, 85063040, 93037700, 104202224, 106328800, 119088256, 130252780, 148860320, 162815975, 186075400, 208404448, 212657600, 260505560, 297720640, 325631950, 372150800, 416808896, 425315200, 521011120, 595441280, 651263900, 744301600, 833617792, 1042022240, 1302527800, 1488603200, 2084044480, 2605055600, 2977206400, 4168088960, 5210111200, 10420222400, 20840444800]

約数ペア:

[(1, 20840444800), (2, 10420222400), (4, 5210111200), (5, 4168088960), (7, 2977206400), (8, 2605055600), (10, 2084044480), (14, 1488603200), (16, 1302527800), (20, 1042022240), (25, 833617792), (28, 744301600), (32, 651263900), (35, 595441280), (40, 521011120), (49, 425315200), (50, 416808896), (56, 372150800), (64, 325631950), (70, 297720640), (80, 260505560), (98, 212657600), (100, 208404448), (112, 186075400), (128, 162815975), (140, 148860320), (160, 130252780), (175, 119088256), (196, 106328800), (200, 104202224), (224, 93037700), (245, 85063040), (280, 74430160), (320, 65126390), (350, 59544128), (392, 53164400), (400, 52101112), (448, 46518850), (490, 42531520), (560, 37215080), (640, 32563195), (700, 29772064), (784, 26582200), (800, 26050556), (896, 23259425), (980, 21265760), (1120, 18607540), (1225, 17012608), (1400, 14886032), (1568, 13291100), (1600, 13025278), (1960, 10632880), (2240, 9303770), (2450, 8506304), (2800, 7443016), (3136, 6645550), (3200, 6512639), (3920, 5316440), (4480, 4651885), (4900, 4253152), (5600, 3721508), (6272, 3322775), (7840, 2658220), (9800, 2126576), (11200, 1860754), (15680, 1329110), (19600, 1063288), (22400, 930377), (31360, 664555), (39200, 531644), (78400, 265822), (132911, 156800)]