20174514920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{52631}}^1$

素因数の和:52723

約数の個数: 96

約数和(自身を含む): 53318321280

約数和(自身を除く): 33143806360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1369, 1480, 2072, 2590, 2738, 5180, 5476, 6845, 9583, 10360, 10952, 13690, 19166, 27380, 38332, 47915, 52631, 54760, 76664, 95830, 105262, 191660, 210524, 263155, 368417, 383320, 421048, 526310, 736834, 1052620, 1473668, 1842085, 1947347, 2105240, 2947336, 3684170, 3894694, 7368340, 7789388, 9736735, 13631429, 14736680, 15578776, 19473470, 27262858, 38946940, 54525716, 68157145, 72051839, 77893880, 109051432, 136314290, 144103678, 272628580, 288207356, 360259195, 504362873, 545257160, 576414712, 720518390, 1008725746, 1441036780, 2017451492, 2521814365, 2882073560, 4034902984, 5043628730, 10087257460, 20174514920]

約数ペア:

[(1, 20174514920), (2, 10087257460), (4, 5043628730), (5, 4034902984), (7, 2882073560), (8, 2521814365), (10, 2017451492), (14, 1441036780), (20, 1008725746), (28, 720518390), (35, 576414712), (37, 545257160), (40, 504362873), (56, 360259195), (70, 288207356), (74, 272628580), (140, 144103678), (148, 136314290), (185, 109051432), (259, 77893880), (280, 72051839), (296, 68157145), (370, 54525716), (518, 38946940), (740, 27262858), (1036, 19473470), (1295, 15578776), (1369, 14736680), (1480, 13631429), (2072, 9736735), (2590, 7789388), (2738, 7368340), (5180, 3894694), (5476, 3684170), (6845, 2947336), (9583, 2105240), (10360, 1947347), (10952, 1842085), (13690, 1473668), (19166, 1052620), (27380, 736834), (38332, 526310), (47915, 421048), (52631, 383320), (54760, 368417), (76664, 263155), (95830, 210524), (105262, 191660)]