28080410

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{2617}}^1$

素因数の和:2690

約数の個数: 32

約数和(自身を含む): 53721360

約数和(自身を除く): 25640950

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 290, 370, 1073, 2146, 2617, 5234, 5365, 10730, 13085, 26170, 75893, 96829, 151786, 193658, 379465, 484145, 758930, 968290, 2808041, 5616082, 14040205, 28080410]

約数ペア:

[(1, 28080410), (2, 14040205), (5, 5616082), (10, 2808041), (29, 968290), (37, 758930), (58, 484145), (74, 379465), (145, 193658), (185, 151786), (290, 96829), (370, 75893), (1073, 26170), (2146, 13085), (2617, 10730), (5234, 5365)]