20173882560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1616497}}^1$

素因数の和:1616530

約数の個数: 112

約数和(自身を含む): 68979202656

約数和(自身を除く): 48805320096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 1616497, 3232994, 4849491, 6465988, 8082485, 9698982, 12931976, 16164970, 19397964, 21014461, 24247455, 25863952, 32329940, 38795928, 42028922, 48494910, 51727904, 63043383, 64659880, 77591856, 84057844, 96989820, 103455808, 105072305, 126086766, 129319760, 155183712, 168115688, 193979640, 210144610, 252173532, 258639520, 310367424, 315216915, 336231376, 387959280, 420289220, 504347064, 517279040, 630433830, 672462752, 775918560, 840578440, 1008694128, 1260867660, 1344925504, 1551837120, 1681156880, 2017388256, 2521735320, 3362313760, 4034776512, 5043470640, 6724627520, 10086941280, 20173882560]

約数ペア:

[(1, 20173882560), (2, 10086941280), (3, 6724627520), (4, 5043470640), (5, 4034776512), (6, 3362313760), (8, 2521735320), (10, 2017388256), (12, 1681156880), (13, 1551837120), (15, 1344925504), (16, 1260867660), (20, 1008694128), (24, 840578440), (26, 775918560), (30, 672462752), (32, 630433830), (39, 517279040), (40, 504347064), (48, 420289220), (52, 387959280), (60, 336231376), (64, 315216915), (65, 310367424), (78, 258639520), (80, 252173532), (96, 210144610), (104, 193979640), (120, 168115688), (130, 155183712), (156, 129319760), (160, 126086766), (192, 105072305), (195, 103455808), (208, 96989820), (240, 84057844), (260, 77591856), (312, 64659880), (320, 63043383), (390, 51727904), (416, 48494910), (480, 42028922), (520, 38795928), (624, 32329940), (780, 25863952), (832, 24247455), (960, 21014461), (1040, 19397964), (1248, 16164970), (1560, 12931976), (2080, 9698982), (2496, 8082485), (3120, 6465988), (4160, 4849491), (6240, 3232994), (12480, 1616497)]