20657053440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{1793147}}^1$

素因数の和:1793174

約数の個数: 108

約数和(自身を含む): 71471292984

約数和(自身を除く): 50814239544

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, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 1793147, 3586294, 5379441, 7172588, 8965735, 10758882, 14345176, 16138323, 17931470, 21517764, 26897205, 28690352, 32276646, 35862940, 43035528, 53794410, 57380704, 64553292, 71725880, 80691615, 86071056, 107588820, 114761408, 129106584, 143451760, 161383230, 172142112, 215177640, 229522816, 258213168, 286903520, 322766460, 344284224, 430355280, 459045632, 516426336, 573807040, 645532920, 688568448, 860710560, 1032852672, 1147614080, 1291065840, 1377136896, 1721421120, 2065705344, 2295228160, 2582131680, 3442842240, 4131410688, 5164263360, 6885684480, 10328526720, 20657053440]

約数ペア:

[(1, 20657053440), (2, 10328526720), (3, 6885684480), (4, 5164263360), (5, 4131410688), (6, 3442842240), (8, 2582131680), (9, 2295228160), (10, 2065705344), (12, 1721421120), (15, 1377136896), (16, 1291065840), (18, 1147614080), (20, 1032852672), (24, 860710560), (30, 688568448), (32, 645532920), (36, 573807040), (40, 516426336), (45, 459045632), (48, 430355280), (60, 344284224), (64, 322766460), (72, 286903520), (80, 258213168), (90, 229522816), (96, 215177640), (120, 172142112), (128, 161383230), (144, 143451760), (160, 129106584), (180, 114761408), (192, 107588820), (240, 86071056), (256, 80691615), (288, 71725880), (320, 64553292), (360, 57380704), (384, 53794410), (480, 43035528), (576, 35862940), (640, 32276646), (720, 28690352), (768, 26897205), (960, 21517764), (1152, 17931470), (1280, 16138323), (1440, 14345176), (1920, 10758882), (2304, 8965735), (2880, 7172588), (3840, 5379441), (5760, 3586294), (11520, 1793147)]