6443440

素因数分解:

$2^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{337}}^1$

素因数の和:589

約数の個数: 40

約数和(自身を含む): 15088320

約数和(自身を除く): 8644880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 239, 337, 478, 674, 956, 1195, 1348, 1685, 1912, 2390, 2696, 3370, 3824, 4780, 5392, 6740, 9560, 13480, 19120, 26960, 80543, 161086, 322172, 402715, 644344, 805430, 1288688, 1610860, 3221720, 6443440]

約数ペア:

[(1, 6443440), (2, 3221720), (4, 1610860), (5, 1288688), (8, 805430), (10, 644344), (16, 402715), (20, 322172), (40, 161086), (80, 80543), (239, 26960), (337, 19120), (478, 13480), (674, 9560), (956, 6740), (1195, 5392), (1348, 4780), (1685, 3824), (1912, 3370), (2390, 2696)]