1810000808

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{3851}}^1$

素因数の和:3991

約数の個数: 96

約数和(自身を含む): 4347367200

約数和(自身を除く): 2537366392

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 109, 154, 196, 218, 308, 392, 436, 539, 616, 763, 872, 1078, 1199, 1526, 2156, 2398, 3052, 3851, 4312, 4796, 5341, 6104, 7702, 8393, 9592, 10682, 15404, 16786, 21364, 26957, 30808, 33572, 42361, 42728, 53914, 58751, 67144, 84722, 107828, 117502, 169444, 188699, 215656, 235004, 296527, 338888, 377398, 419759, 470008, 593054, 754796, 839518, 1186108, 1509592, 1679036, 2075689, 2372216, 2938313, 3358072, 4151378, 4617349, 5876626, 8302756, 9234698, 11753252, 16605512, 18469396, 20568191, 23506504, 32321443, 36938792, 41136382, 64642886, 82272764, 129285772, 164545528, 226250101, 258571544, 452500202, 905000404, 1810000808]

約数ペア:

[(1, 1810000808), (2, 905000404), (4, 452500202), (7, 258571544), (8, 226250101), (11, 164545528), (14, 129285772), (22, 82272764), (28, 64642886), (44, 41136382), (49, 36938792), (56, 32321443), (77, 23506504), (88, 20568191), (98, 18469396), (109, 16605512), (154, 11753252), (196, 9234698), (218, 8302756), (308, 5876626), (392, 4617349), (436, 4151378), (539, 3358072), (616, 2938313), (763, 2372216), (872, 2075689), (1078, 1679036), (1199, 1509592), (1526, 1186108), (2156, 839518), (2398, 754796), (3052, 593054), (3851, 470008), (4312, 419759), (4796, 377398), (5341, 338888), (6104, 296527), (7702, 235004), (8393, 215656), (9592, 188699), (10682, 169444), (15404, 117502), (16786, 107828), (21364, 84722), (26957, 67144), (30808, 58751), (33572, 53914), (42361, 42728)]