42708260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1187}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 102985344

約数和(自身を除く): 60277084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 257, 514, 1028, 1187, 1285, 1799, 2374, 2570, 3598, 4748, 5140, 5935, 7196, 8309, 8995, 11870, 16618, 17990, 23740, 33236, 35980, 41545, 83090, 166180, 305059, 610118, 1220236, 1525295, 2135413, 3050590, 4270826, 6101180, 8541652, 10677065, 21354130, 42708260]

約数ペア:

[(1, 42708260), (2, 21354130), (4, 10677065), (5, 8541652), (7, 6101180), (10, 4270826), (14, 3050590), (20, 2135413), (28, 1525295), (35, 1220236), (70, 610118), (140, 305059), (257, 166180), (514, 83090), (1028, 41545), (1187, 35980), (1285, 33236), (1799, 23740), (2374, 17990), (2570, 16618), (3598, 11870), (4748, 8995), (5140, 8309), (5935, 7196)]