2149168

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{619}}^1$

素因数の和:665

約数の個数: 40

約数和(自身を含む): 4920320

約数和(自身を除く): 2771152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 619, 868, 1238, 1736, 2476, 3472, 4333, 4952, 8666, 9904, 17332, 19189, 34664, 38378, 69328, 76756, 134323, 153512, 268646, 307024, 537292, 1074584, 2149168]

約数ペア:

[(1, 2149168), (2, 1074584), (4, 537292), (7, 307024), (8, 268646), (14, 153512), (16, 134323), (28, 76756), (31, 69328), (56, 38378), (62, 34664), (112, 19189), (124, 17332), (217, 9904), (248, 8666), (434, 4952), (496, 4333), (619, 3472), (868, 2476), (1238, 1736)]