1905782320

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:507

約数の個数: 160

約数和(自身を含む): 4927684608

約数和(自身を除く): 3021902288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 127, 130, 188, 208, 235, 254, 260, 307, 376, 470, 508, 520, 611, 614, 635, 752, 940, 1016, 1040, 1222, 1228, 1270, 1535, 1651, 1880, 2032, 2444, 2456, 2540, 3055, 3070, 3302, 3760, 3991, 4888, 4912, 5080, 5969, 6110, 6140, 6604, 7982, 8255, 9776, 10160, 11938, 12220, 12280, 13208, 14429, 15964, 16510, 19955, 23876, 24440, 24560, 26416, 28858, 29845, 31928, 33020, 38989, 39910, 47752, 48880, 57716, 59690, 63856, 66040, 72145, 77597, 77978, 79820, 95504, 115432, 119380, 132080, 144290, 155194, 155956, 159640, 187577, 194945, 230864, 238760, 288580, 310388, 311912, 319280, 375154, 387985, 389890, 477520, 506857, 577160, 620776, 623824, 750308, 775970, 779780, 937885, 1013714, 1154320, 1241552, 1500616, 1551940, 1559560, 1832483, 1875770, 2027428, 2534285, 3001232, 3103880, 3119120, 3664966, 3751540, 4054856, 5068570, 6207760, 7329932, 7503080, 8109712, 9162415, 10137140, 14659864, 15006160, 18324830, 20274280, 23822279, 29319728, 36649660, 40548560, 47644558, 73299320, 95289116, 119111395, 146598640, 190578232, 238222790, 381156464, 476445580, 952891160, 1905782320]

約数ペア:

[(1, 1905782320), (2, 952891160), (4, 476445580), (5, 381156464), (8, 238222790), (10, 190578232), (13, 146598640), (16, 119111395), (20, 95289116), (26, 73299320), (40, 47644558), (47, 40548560), (52, 36649660), (65, 29319728), (80, 23822279), (94, 20274280), (104, 18324830), (127, 15006160), (130, 14659864), (188, 10137140), (208, 9162415), (235, 8109712), (254, 7503080), (260, 7329932), (307, 6207760), (376, 5068570), (470, 4054856), (508, 3751540), (520, 3664966), (611, 3119120), (614, 3103880), (635, 3001232), (752, 2534285), (940, 2027428), (1016, 1875770), (1040, 1832483), (1222, 1559560), (1228, 1551940), (1270, 1500616), (1535, 1241552), (1651, 1154320), (1880, 1013714), (2032, 937885), (2444, 779780), (2456, 775970), (2540, 750308), (3055, 623824), (3070, 620776), (3302, 577160), (3760, 506857), (3991, 477520), (4888, 389890), (4912, 387985), (5080, 375154), (5969, 319280), (6110, 311912), (6140, 310388), (6604, 288580), (7982, 238760), (8255, 230864), (9776, 194945), (10160, 187577), (11938, 159640), (12220, 155956), (12280, 155194), (13208, 144290), (14429, 132080), (15964, 119380), (16510, 115432), (19955, 95504), (23876, 79820), (24440, 77978), (24560, 77597), (26416, 72145), (28858, 66040), (29845, 63856), (31928, 59690), (33020, 57716), (38989, 48880), (39910, 47752)]