21182000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 160

約数和(自身を含む): 62674560

約数和(自身を除く): 41492560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 25, 28, 34, 35, 40, 50, 56, 68, 70, 80, 85, 89, 100, 112, 119, 125, 136, 140, 170, 175, 178, 200, 238, 250, 272, 280, 340, 350, 356, 400, 425, 445, 476, 500, 560, 595, 623, 680, 700, 712, 850, 875, 890, 952, 1000, 1190, 1246, 1360, 1400, 1424, 1513, 1700, 1750, 1780, 1904, 2000, 2125, 2225, 2380, 2492, 2800, 2975, 3026, 3115, 3400, 3500, 3560, 4250, 4450, 4760, 4984, 5950, 6052, 6230, 6800, 7000, 7120, 7565, 8500, 8900, 9520, 9968, 10591, 11125, 11900, 12104, 12460, 14000, 14875, 15130, 15575, 17000, 17800, 21182, 22250, 23800, 24208, 24920, 29750, 30260, 31150, 34000, 35600, 37825, 42364, 44500, 47600, 49840, 52955, 59500, 60520, 62300, 75650, 77875, 84728, 89000, 105910, 119000, 121040, 124600, 151300, 155750, 169456, 178000, 189125, 211820, 238000, 249200, 264775, 302600, 311500, 378250, 423640, 529550, 605200, 623000, 756500, 847280, 1059100, 1246000, 1323875, 1513000, 2118200, 2647750, 3026000, 4236400, 5295500, 10591000, 21182000]

約数ペア:

[(1, 21182000), (2, 10591000), (4, 5295500), (5, 4236400), (7, 3026000), (8, 2647750), (10, 2118200), (14, 1513000), (16, 1323875), (17, 1246000), (20, 1059100), (25, 847280), (28, 756500), (34, 623000), (35, 605200), (40, 529550), (50, 423640), (56, 378250), (68, 311500), (70, 302600), (80, 264775), (85, 249200), (89, 238000), (100, 211820), (112, 189125), (119, 178000), (125, 169456), (136, 155750), (140, 151300), (170, 124600), (175, 121040), (178, 119000), (200, 105910), (238, 89000), (250, 84728), (272, 77875), (280, 75650), (340, 62300), (350, 60520), (356, 59500), (400, 52955), (425, 49840), (445, 47600), (476, 44500), (500, 42364), (560, 37825), (595, 35600), (623, 34000), (680, 31150), (700, 30260), (712, 29750), (850, 24920), (875, 24208), (890, 23800), (952, 22250), (1000, 21182), (1190, 17800), (1246, 17000), (1360, 15575), (1400, 15130), (1424, 14875), (1513, 14000), (1700, 12460), (1750, 12104), (1780, 11900), (1904, 11125), (2000, 10591), (2125, 9968), (2225, 9520), (2380, 8900), (2492, 8500), (2800, 7565), (2975, 7120), (3026, 7000), (3115, 6800), (3400, 6230), (3500, 6052), (3560, 5950), (4250, 4984), (4450, 4760)]