18706137800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{431017}}^1$

素因数の和:431071

約数の個数: 96

約数和(自身を含む): 51308382720

約数和(自身を除く): 32602244920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 100, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 434, 620, 700, 775, 868, 1085, 1240, 1400, 1550, 1736, 2170, 3100, 4340, 5425, 6200, 8680, 10850, 21700, 43400, 431017, 862034, 1724068, 2155085, 3017119, 3448136, 4310170, 6034238, 8620340, 10775425, 12068476, 13361527, 15085595, 17240680, 21550850, 24136952, 26723054, 30171190, 43101700, 53446108, 60342380, 66807635, 75427975, 86203400, 93530689, 106892216, 120684760, 133615270, 150855950, 187061378, 267230540, 301711900, 334038175, 374122756, 467653445, 534461080, 603423800, 668076350, 748245512, 935306890, 1336152700, 1870613780, 2338267225, 2672305400, 3741227560, 4676534450, 9353068900, 18706137800]

約数ペア:

[(1, 18706137800), (2, 9353068900), (4, 4676534450), (5, 3741227560), (7, 2672305400), (8, 2338267225), (10, 1870613780), (14, 1336152700), (20, 935306890), (25, 748245512), (28, 668076350), (31, 603423800), (35, 534461080), (40, 467653445), (50, 374122756), (56, 334038175), (62, 301711900), (70, 267230540), (100, 187061378), (124, 150855950), (140, 133615270), (155, 120684760), (175, 106892216), (200, 93530689), (217, 86203400), (248, 75427975), (280, 66807635), (310, 60342380), (350, 53446108), (434, 43101700), (620, 30171190), (700, 26723054), (775, 24136952), (868, 21550850), (1085, 17240680), (1240, 15085595), (1400, 13361527), (1550, 12068476), (1736, 10775425), (2170, 8620340), (3100, 6034238), (4340, 4310170), (5425, 3448136), (6200, 3017119), (8680, 2155085), (10850, 1724068), (21700, 862034), (43400, 431017)]