20244429968

素因数分解:

$2^4\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{28723}}^1$

素因数の和:28805

約数の個数: 120

約数和(自身を含む): 48725095680

約数和(自身を除く): 28480665712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 31, 49, 56, 58, 62, 98, 112, 116, 124, 196, 203, 217, 232, 248, 392, 406, 434, 464, 496, 784, 812, 868, 899, 1421, 1519, 1624, 1736, 1798, 2842, 3038, 3248, 3472, 3596, 5684, 6076, 6293, 7192, 11368, 12152, 12586, 14384, 22736, 24304, 25172, 28723, 44051, 50344, 57446, 88102, 100688, 114892, 176204, 201061, 229784, 352408, 402122, 459568, 704816, 804244, 832967, 890413, 1407427, 1608488, 1665934, 1780826, 2814854, 3216976, 3331868, 3561652, 5629708, 5830769, 6232891, 6663736, 7123304, 11259416, 11661538, 12465782, 13327472, 14246608, 22518832, 23323076, 24931564, 25821977, 40815383, 43630237, 46646152, 49863128, 51643954, 81630766, 87260474, 93292304, 99726256, 103287908, 163261532, 174520948, 180753839, 206575816, 326523064, 349041896, 361507678, 413151632, 653046128, 698083792, 723015356, 1265276873, 1446030712, 2530553746, 2892061424, 5061107492, 10122214984, 20244429968]

約数ペア:

[(1, 20244429968), (2, 10122214984), (4, 5061107492), (7, 2892061424), (8, 2530553746), (14, 1446030712), (16, 1265276873), (28, 723015356), (29, 698083792), (31, 653046128), (49, 413151632), (56, 361507678), (58, 349041896), (62, 326523064), (98, 206575816), (112, 180753839), (116, 174520948), (124, 163261532), (196, 103287908), (203, 99726256), (217, 93292304), (232, 87260474), (248, 81630766), (392, 51643954), (406, 49863128), (434, 46646152), (464, 43630237), (496, 40815383), (784, 25821977), (812, 24931564), (868, 23323076), (899, 22518832), (1421, 14246608), (1519, 13327472), (1624, 12465782), (1736, 11661538), (1798, 11259416), (2842, 7123304), (3038, 6663736), (3248, 6232891), (3472, 5830769), (3596, 5629708), (5684, 3561652), (6076, 3331868), (6293, 3216976), (7192, 2814854), (11368, 1780826), (12152, 1665934), (12586, 1608488), (14384, 1407427), (22736, 890413), (24304, 832967), (25172, 804244), (28723, 704816), (44051, 459568), (50344, 402122), (57446, 352408), (88102, 229784), (100688, 201061), (114892, 176204)]