1720803430

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1\times {\mathrm{6217}}^1$

素因数の和:6624

約数の個数: 32

約数和(自身を含む): 3142825920

約数和(自身を除く): 1422022490

約数列:

[1, 2, 5, 10, 89, 178, 311, 445, 622, 890, 1555, 3110, 6217, 12434, 27679, 31085, 55358, 62170, 138395, 276790, 553313, 1106626, 1933487, 2766565, 3866974, 5533130, 9667435, 19334870, 172080343, 344160686, 860401715, 1720803430]

約数ペア:

[(1, 1720803430), (2, 860401715), (5, 344160686), (10, 172080343), (89, 19334870), (178, 9667435), (311, 5533130), (445, 3866974), (622, 2766565), (890, 1933487), (1555, 1106626), (3110, 553313), (6217, 276790), (12434, 138395), (27679, 62170), (31085, 55358)]