2558712

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 7056000

約数和(自身を除く): 4497288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 59, 78, 104, 118, 139, 156, 177, 236, 278, 312, 354, 417, 472, 556, 708, 767, 834, 1112, 1416, 1534, 1668, 1807, 2301, 3068, 3336, 3614, 4602, 5421, 6136, 7228, 8201, 9204, 10842, 14456, 16402, 18408, 21684, 24603, 32804, 43368, 49206, 65608, 98412, 106613, 196824, 213226, 319839, 426452, 639678, 852904, 1279356, 2558712]

約数ペア:

[(1, 2558712), (2, 1279356), (3, 852904), (4, 639678), (6, 426452), (8, 319839), (12, 213226), (13, 196824), (24, 106613), (26, 98412), (39, 65608), (52, 49206), (59, 43368), (78, 32804), (104, 24603), (118, 21684), (139, 18408), (156, 16402), (177, 14456), (236, 10842), (278, 9204), (312, 8201), (354, 7228), (417, 6136), (472, 5421), (556, 4602), (708, 3614), (767, 3336), (834, 3068), (1112, 2301), (1416, 1807), (1534, 1668)]