20184416640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{3504239}}^1$

素因数の和:3504264

約数の個数: 96

約数和(自身を含む): 69699333600

約数和(自身を除く): 49514916960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 3504239, 7008478, 10512717, 14016956, 17521195, 21025434, 28033912, 31538151, 35042390, 42050868, 52563585, 56067824, 63076302, 70084780, 84101736, 105127170, 112135648, 126152604, 140169560, 157690755, 168203472, 210254340, 224271296, 252305208, 280339120, 315381510, 336406944, 420508680, 448542592, 504610416, 560678240, 630763020, 672813888, 841017360, 1009220832, 1121356480, 1261526040, 1345627776, 1682034720, 2018441664, 2242712960, 2523052080, 3364069440, 4036883328, 5046104160, 6728138880, 10092208320, 20184416640]

約数ペア:

[(1, 20184416640), (2, 10092208320), (3, 6728138880), (4, 5046104160), (5, 4036883328), (6, 3364069440), (8, 2523052080), (9, 2242712960), (10, 2018441664), (12, 1682034720), (15, 1345627776), (16, 1261526040), (18, 1121356480), (20, 1009220832), (24, 841017360), (30, 672813888), (32, 630763020), (36, 560678240), (40, 504610416), (45, 448542592), (48, 420508680), (60, 336406944), (64, 315381510), (72, 280339120), (80, 252305208), (90, 224271296), (96, 210254340), (120, 168203472), (128, 157690755), (144, 140169560), (160, 126152604), (180, 112135648), (192, 105127170), (240, 84101736), (288, 70084780), (320, 63076302), (360, 56067824), (384, 52563585), (480, 42050868), (576, 35042390), (640, 31538151), (720, 28033912), (960, 21025434), (1152, 17521195), (1440, 14016956), (1920, 10512717), (2880, 7008478), (5760, 3504239)]