40680530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{1439}}^1$

素因数の和:1714

約数の個数: 32

約数和(自身を含む): 80248320

約数和(自身を除く): 39567790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1285, 1439, 2570, 2827, 2878, 5654, 7195, 14135, 14390, 15829, 28270, 31658, 79145, 158290, 369823, 739646, 1849115, 3698230, 4068053, 8136106, 20340265, 40680530]

約数ペア:

[(1, 40680530), (2, 20340265), (5, 8136106), (10, 4068053), (11, 3698230), (22, 1849115), (55, 739646), (110, 369823), (257, 158290), (514, 79145), (1285, 31658), (1439, 28270), (2570, 15829), (2827, 14390), (2878, 14135), (5654, 7195)]