2728120

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{283}}^1$

素因数の和:535

約数の個数: 32

約数和(自身を含む): 6185520

約数和(自身を除く): 3457400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 283, 482, 566, 964, 1132, 1205, 1415, 1928, 2264, 2410, 2830, 4820, 5660, 9640, 11320, 68203, 136406, 272812, 341015, 545624, 682030, 1364060, 2728120]

約数ペア:

[(1, 2728120), (2, 1364060), (4, 682030), (5, 545624), (8, 341015), (10, 272812), (20, 136406), (40, 68203), (241, 11320), (283, 9640), (482, 5660), (566, 4820), (964, 2830), (1132, 2410), (1205, 2264), (1415, 1928)]