1986330544

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{2203}}^1$

素因数の和:2378

約数の個数: 80

約数和(自身を含む): 4329008640

約数和(自身を除く): 2342678096

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 88, 94, 109, 176, 188, 218, 376, 436, 517, 752, 872, 1034, 1199, 1744, 2068, 2203, 2398, 4136, 4406, 4796, 5123, 8272, 8812, 9592, 10246, 17624, 19184, 20492, 24233, 35248, 40984, 48466, 56353, 81968, 96932, 103541, 112706, 193864, 207082, 225412, 240127, 387728, 414164, 450824, 480254, 828328, 901648, 960508, 1138951, 1656656, 1921016, 2277902, 2641397, 3842032, 4555804, 5282794, 9111608, 10565588, 11285969, 18223216, 21131176, 22571938, 42262352, 45143876, 90287752, 124145659, 180575504, 248291318, 496582636, 993165272, 1986330544]

約数ペア:

[(1, 1986330544), (2, 993165272), (4, 496582636), (8, 248291318), (11, 180575504), (16, 124145659), (22, 90287752), (44, 45143876), (47, 42262352), (88, 22571938), (94, 21131176), (109, 18223216), (176, 11285969), (188, 10565588), (218, 9111608), (376, 5282794), (436, 4555804), (517, 3842032), (752, 2641397), (872, 2277902), (1034, 1921016), (1199, 1656656), (1744, 1138951), (2068, 960508), (2203, 901648), (2398, 828328), (4136, 480254), (4406, 450824), (4796, 414164), (5123, 387728), (8272, 240127), (8812, 225412), (9592, 207082), (10246, 193864), (17624, 112706), (19184, 103541), (20492, 96932), (24233, 81968), (35248, 56353), (40984, 48466)]