47890640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 120

約数和(自身を含む): 136553760

約数和(自身を除く): 88663120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 80, 95, 98, 112, 133, 140, 152, 190, 196, 245, 266, 280, 304, 380, 392, 490, 532, 560, 643, 665, 760, 784, 931, 980, 1064, 1286, 1330, 1520, 1862, 1960, 2128, 2572, 2660, 3215, 3724, 3920, 4501, 4655, 5144, 5320, 6430, 7448, 9002, 9310, 10288, 10640, 12217, 12860, 14896, 18004, 18620, 22505, 24434, 25720, 31507, 36008, 37240, 45010, 48868, 51440, 61085, 63014, 72016, 74480, 85519, 90020, 97736, 122170, 126028, 157535, 171038, 180040, 195472, 244340, 252056, 315070, 342076, 360080, 427595, 488680, 504112, 598633, 630140, 684152, 855190, 977360, 1197266, 1260280, 1368304, 1710380, 2394532, 2520560, 2993165, 3420760, 4789064, 5986330, 6841520, 9578128, 11972660, 23945320, 47890640]

約数ペア:

[(1, 47890640), (2, 23945320), (4, 11972660), (5, 9578128), (7, 6841520), (8, 5986330), (10, 4789064), (14, 3420760), (16, 2993165), (19, 2520560), (20, 2394532), (28, 1710380), (35, 1368304), (38, 1260280), (40, 1197266), (49, 977360), (56, 855190), (70, 684152), (76, 630140), (80, 598633), (95, 504112), (98, 488680), (112, 427595), (133, 360080), (140, 342076), (152, 315070), (190, 252056), (196, 244340), (245, 195472), (266, 180040), (280, 171038), (304, 157535), (380, 126028), (392, 122170), (490, 97736), (532, 90020), (560, 85519), (643, 74480), (665, 72016), (760, 63014), (784, 61085), (931, 51440), (980, 48868), (1064, 45010), (1286, 37240), (1330, 36008), (1520, 31507), (1862, 25720), (1960, 24434), (2128, 22505), (2572, 18620), (2660, 18004), (3215, 14896), (3724, 12860), (3920, 12217), (4501, 10640), (4655, 10288), (5144, 9310), (5320, 9002), (6430, 7448)]