20790611210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:756

約数の個数: 128

約数和(自身を含む): 41726140416

約数和(自身を除く): 20935529206

約数列:

[1, 2, 5, 10, 17, 34, 47, 67, 71, 85, 94, 134, 142, 170, 235, 335, 355, 470, 547, 670, 710, 799, 1094, 1139, 1207, 1598, 2278, 2414, 2735, 3149, 3337, 3995, 4757, 5470, 5695, 6035, 6298, 6674, 7990, 9299, 9514, 11390, 12070, 15745, 16685, 18598, 23785, 25709, 31490, 33370, 36649, 38837, 46495, 47570, 51418, 53533, 56729, 73298, 77674, 80869, 92990, 107066, 113458, 128545, 161738, 183245, 194185, 223579, 257090, 267665, 283645, 366490, 388370, 404345, 437053, 447158, 535330, 567290, 623033, 660229, 808690, 874106, 1117895, 1246066, 1320458, 1722503, 1825339, 2185265, 2235790, 2602079, 3115165, 3301145, 3445006, 3650678, 3800843, 4370530, 5204158, 6230330, 6602290, 7601686, 8612515, 9126695, 13010395, 17225030, 18253390, 19004215, 26020790, 29282551, 31030763, 38008430, 44235343, 58565102, 62061526, 88470686, 122297713, 146412755, 155153815, 221176715, 244595426, 292825510, 310307630, 442353430, 611488565, 1222977130, 2079061121, 4158122242, 10395305605, 20790611210]

約数ペア:

[(1, 20790611210), (2, 10395305605), (5, 4158122242), (10, 2079061121), (17, 1222977130), (34, 611488565), (47, 442353430), (67, 310307630), (71, 292825510), (85, 244595426), (94, 221176715), (134, 155153815), (142, 146412755), (170, 122297713), (235, 88470686), (335, 62061526), (355, 58565102), (470, 44235343), (547, 38008430), (670, 31030763), (710, 29282551), (799, 26020790), (1094, 19004215), (1139, 18253390), (1207, 17225030), (1598, 13010395), (2278, 9126695), (2414, 8612515), (2735, 7601686), (3149, 6602290), (3337, 6230330), (3995, 5204158), (4757, 4370530), (5470, 3800843), (5695, 3650678), (6035, 3445006), (6298, 3301145), (6674, 3115165), (7990, 2602079), (9299, 2235790), (9514, 2185265), (11390, 1825339), (12070, 1722503), (15745, 1320458), (16685, 1246066), (18598, 1117895), (23785, 874106), (25709, 808690), (31490, 660229), (33370, 623033), (36649, 567290), (38837, 535330), (46495, 447158), (47570, 437053), (51418, 404345), (53533, 388370), (56729, 366490), (73298, 283645), (77674, 267665), (80869, 257090), (92990, 223579), (107066, 194185), (113458, 183245), (128545, 161738)]