2550760

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1483}}^1$

素因数の和:1537

約数の個数: 32

約数和(自身を含む): 5876640

約数和(自身を除く): 3325880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1483, 1720, 2966, 5932, 7415, 11864, 14830, 29660, 59320, 63769, 127538, 255076, 318845, 510152, 637690, 1275380, 2550760]

約数ペア:

[(1, 2550760), (2, 1275380), (4, 637690), (5, 510152), (8, 318845), (10, 255076), (20, 127538), (40, 63769), (43, 59320), (86, 29660), (172, 14830), (215, 11864), (344, 7415), (430, 5932), (860, 2966), (1483, 1720)]