285714440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{5113}}^1$

素因数の和:5262

約数の個数: 64

約数和(自身を含む): 706959360

約数和(自身を除く): 421244920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 127, 220, 254, 440, 508, 635, 1016, 1270, 1397, 2540, 2794, 5080, 5113, 5588, 6985, 10226, 11176, 13970, 20452, 25565, 27940, 40904, 51130, 55880, 56243, 102260, 112486, 204520, 224972, 281215, 449944, 562430, 649351, 1124860, 1298702, 2249720, 2597404, 3246755, 5194808, 6493510, 7142861, 12987020, 14285722, 25974040, 28571444, 35714305, 57142888, 71428610, 142857220, 285714440]

約数ペア:

[(1, 285714440), (2, 142857220), (4, 71428610), (5, 57142888), (8, 35714305), (10, 28571444), (11, 25974040), (20, 14285722), (22, 12987020), (40, 7142861), (44, 6493510), (55, 5194808), (88, 3246755), (110, 2597404), (127, 2249720), (220, 1298702), (254, 1124860), (440, 649351), (508, 562430), (635, 449944), (1016, 281215), (1270, 224972), (1397, 204520), (2540, 112486), (2794, 102260), (5080, 56243), (5113, 55880), (5588, 51130), (6985, 40904), (10226, 27940), (11176, 25565), (13970, 20452)]