20082220160

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{331}}^1\times {\mathrm{2017}}^1$

素因数の和:2414

約数の個数: 128

約数和(自身を含む): 49203037440

約数和(自身を除く): 29120817280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 331, 376, 470, 640, 662, 752, 940, 1324, 1504, 1655, 1880, 2017, 2648, 3008, 3310, 3760, 4034, 5296, 6016, 6620, 7520, 8068, 10085, 10592, 13240, 15040, 15557, 16136, 20170, 21184, 26480, 30080, 31114, 32272, 40340, 42368, 52960, 62228, 64544, 77785, 80680, 94799, 105920, 124456, 129088, 155570, 161360, 189598, 211840, 248912, 258176, 311140, 322720, 379196, 473995, 497824, 622280, 645440, 667627, 758392, 947990, 995648, 1244560, 1290880, 1335254, 1516784, 1895980, 1991296, 2489120, 2670508, 3033568, 3338135, 3791960, 4978240, 5341016, 6067136, 6676270, 7583920, 9956480, 10682032, 12134272, 13352540, 15167840, 21364064, 26705080, 30335680, 31378469, 42728128, 53410160, 60671360, 62756938, 85456256, 106820320, 125513876, 156892345, 213640640, 251027752, 313784690, 427281280, 502055504, 627569380, 1004111008, 1255138760, 2008222016, 2510277520, 4016444032, 5020555040, 10041110080, 20082220160]

約数ペア:

[(1, 20082220160), (2, 10041110080), (4, 5020555040), (5, 4016444032), (8, 2510277520), (10, 2008222016), (16, 1255138760), (20, 1004111008), (32, 627569380), (40, 502055504), (47, 427281280), (64, 313784690), (80, 251027752), (94, 213640640), (128, 156892345), (160, 125513876), (188, 106820320), (235, 85456256), (320, 62756938), (331, 60671360), (376, 53410160), (470, 42728128), (640, 31378469), (662, 30335680), (752, 26705080), (940, 21364064), (1324, 15167840), (1504, 13352540), (1655, 12134272), (1880, 10682032), (2017, 9956480), (2648, 7583920), (3008, 6676270), (3310, 6067136), (3760, 5341016), (4034, 4978240), (5296, 3791960), (6016, 3338135), (6620, 3033568), (7520, 2670508), (8068, 2489120), (10085, 1991296), (10592, 1895980), (13240, 1516784), (15040, 1335254), (15557, 1290880), (16136, 1244560), (20170, 995648), (21184, 947990), (26480, 758392), (30080, 667627), (31114, 645440), (32272, 622280), (40340, 497824), (42368, 473995), (52960, 379196), (62228, 322720), (64544, 311140), (77785, 258176), (80680, 248912), (94799, 211840), (105920, 189598), (124456, 161360), (129088, 155570)]