22857520

素因数分解:

$2^4\times 5^1\times 7^5\times {\mathrm{17}}^1$

素因数の和:65

約数の個数: 120

約数和(自身を含む): 65647584

約数和(自身を除く): 42790064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 343, 392, 476, 490, 560, 595, 680, 686, 784, 833, 952, 980, 1190, 1360, 1372, 1666, 1715, 1904, 1960, 2380, 2401, 2744, 3332, 3430, 3920, 4165, 4760, 4802, 5488, 5831, 6664, 6860, 8330, 9520, 9604, 11662, 12005, 13328, 13720, 16660, 16807, 19208, 23324, 24010, 27440, 29155, 33320, 33614, 38416, 40817, 46648, 48020, 58310, 66640, 67228, 81634, 84035, 93296, 96040, 116620, 134456, 163268, 168070, 192080, 204085, 233240, 268912, 285719, 326536, 336140, 408170, 466480, 571438, 653072, 672280, 816340, 1142876, 1344560, 1428595, 1632680, 2285752, 2857190, 3265360, 4571504, 5714380, 11428760, 22857520]

約数ペア:

[(1, 22857520), (2, 11428760), (4, 5714380), (5, 4571504), (7, 3265360), (8, 2857190), (10, 2285752), (14, 1632680), (16, 1428595), (17, 1344560), (20, 1142876), (28, 816340), (34, 672280), (35, 653072), (40, 571438), (49, 466480), (56, 408170), (68, 336140), (70, 326536), (80, 285719), (85, 268912), (98, 233240), (112, 204085), (119, 192080), (136, 168070), (140, 163268), (170, 134456), (196, 116620), (238, 96040), (245, 93296), (272, 84035), (280, 81634), (340, 67228), (343, 66640), (392, 58310), (476, 48020), (490, 46648), (560, 40817), (595, 38416), (680, 33614), (686, 33320), (784, 29155), (833, 27440), (952, 24010), (980, 23324), (1190, 19208), (1360, 16807), (1372, 16660), (1666, 13720), (1715, 13328), (1904, 12005), (1960, 11662), (2380, 9604), (2401, 9520), (2744, 8330), (3332, 6860), (3430, 6664), (3920, 5831), (4165, 5488), (4760, 4802)]