1280676

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 3245760

約数和(自身を除く): 1965084

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 41, 57, 76, 82, 114, 123, 137, 164, 228, 246, 274, 411, 492, 548, 779, 822, 1558, 1644, 2337, 2603, 3116, 4674, 5206, 5617, 7809, 9348, 10412, 11234, 15618, 16851, 22468, 31236, 33702, 67404, 106723, 213446, 320169, 426892, 640338, 1280676]

約数ペア:

[(1, 1280676), (2, 640338), (3, 426892), (4, 320169), (6, 213446), (12, 106723), (19, 67404), (38, 33702), (41, 31236), (57, 22468), (76, 16851), (82, 15618), (114, 11234), (123, 10412), (137, 9348), (164, 7809), (228, 5617), (246, 5206), (274, 4674), (411, 3116), (492, 2603), (548, 2337), (779, 1644), (822, 1558)]