2546240

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 56

約数和(自身を含む): 6202680

約数和(自身を除く): 3656440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 109, 146, 160, 218, 292, 320, 365, 436, 545, 584, 730, 872, 1090, 1168, 1460, 1744, 2180, 2336, 2920, 3488, 4360, 4672, 5840, 6976, 7957, 8720, 11680, 15914, 17440, 23360, 31828, 34880, 39785, 63656, 79570, 127312, 159140, 254624, 318280, 509248, 636560, 1273120, 2546240]

約数ペア:

[(1, 2546240), (2, 1273120), (4, 636560), (5, 509248), (8, 318280), (10, 254624), (16, 159140), (20, 127312), (32, 79570), (40, 63656), (64, 39785), (73, 34880), (80, 31828), (109, 23360), (146, 17440), (160, 15914), (218, 11680), (292, 8720), (320, 7957), (365, 6976), (436, 5840), (545, 4672), (584, 4360), (730, 3488), (872, 2920), (1090, 2336), (1168, 2180), (1460, 1744)]