12603280

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{613}}^1$

素因数の和:883

約数の個数: 40

約数和(自身を含む): 29464632

約数和(自身を除く): 16861352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 613, 1028, 1226, 1285, 2056, 2452, 2570, 3065, 4112, 4904, 5140, 6130, 9808, 10280, 12260, 20560, 24520, 49040, 157541, 315082, 630164, 787705, 1260328, 1575410, 2520656, 3150820, 6301640, 12603280]

約数ペア:

[(1, 12603280), (2, 6301640), (4, 3150820), (5, 2520656), (8, 1575410), (10, 1260328), (16, 787705), (20, 630164), (40, 315082), (80, 157541), (257, 49040), (514, 24520), (613, 20560), (1028, 12260), (1226, 10280), (1285, 9808), (2056, 6130), (2452, 5140), (2570, 4904), (3065, 4112)]