1946294680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^3\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:446

約数の個数: 128

約数和(自身を含む): 4869849600

約数和(自身を除く): 2923554920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 139, 220, 242, 263, 278, 440, 484, 526, 556, 605, 695, 968, 1052, 1112, 1210, 1315, 1331, 1390, 1529, 2104, 2420, 2630, 2662, 2780, 2893, 3058, 4840, 5260, 5324, 5560, 5786, 6116, 6655, 7645, 10520, 10648, 11572, 12232, 13310, 14465, 15290, 16819, 23144, 26620, 28930, 30580, 31823, 33638, 36557, 53240, 57860, 61160, 63646, 67276, 73114, 84095, 115720, 127292, 134552, 146228, 159115, 168190, 182785, 185009, 254584, 292456, 318230, 336380, 350053, 365570, 370018, 402127, 636460, 672760, 700106, 731140, 740036, 804254, 925045, 1272920, 1400212, 1462280, 1480072, 1608508, 1750265, 1850090, 2010635, 2800424, 3217016, 3500530, 3700180, 4021270, 4423397, 7001060, 7400360, 8042540, 8846794, 14002120, 16085080, 17693588, 22116985, 35387176, 44233970, 48657367, 88467940, 97314734, 176935880, 194629468, 243286835, 389258936, 486573670, 973147340, 1946294680]

約数ペア:

[(1, 1946294680), (2, 973147340), (4, 486573670), (5, 389258936), (8, 243286835), (10, 194629468), (11, 176935880), (20, 97314734), (22, 88467940), (40, 48657367), (44, 44233970), (55, 35387176), (88, 22116985), (110, 17693588), (121, 16085080), (139, 14002120), (220, 8846794), (242, 8042540), (263, 7400360), (278, 7001060), (440, 4423397), (484, 4021270), (526, 3700180), (556, 3500530), (605, 3217016), (695, 2800424), (968, 2010635), (1052, 1850090), (1112, 1750265), (1210, 1608508), (1315, 1480072), (1331, 1462280), (1390, 1400212), (1529, 1272920), (2104, 925045), (2420, 804254), (2630, 740036), (2662, 731140), (2780, 700106), (2893, 672760), (3058, 636460), (4840, 402127), (5260, 370018), (5324, 365570), (5560, 350053), (5786, 336380), (6116, 318230), (6655, 292456), (7645, 254584), (10520, 185009), (10648, 182785), (11572, 168190), (12232, 159115), (13310, 146228), (14465, 134552), (15290, 127292), (16819, 115720), (23144, 84095), (26620, 73114), (28930, 67276), (30580, 63646), (31823, 61160), (33638, 57860), (36557, 53240)]