12660698980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1489}}^1\times {\mathrm{9887}}^1$

素因数の和:11428

約数の個数: 48

約数和(自身を含む): 27226805760

約数和(自身を除く): 14566106780

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 1489, 2978, 5956, 7445, 9887, 14890, 19774, 29780, 39548, 49435, 64027, 98870, 128054, 197740, 256108, 320135, 425141, 640270, 850282, 1280540, 1700564, 2125705, 4251410, 8502820, 14721743, 29443486, 58886972, 73608715, 147217430, 294434860, 633034949, 1266069898, 2532139796, 3165174745, 6330349490, 12660698980]

約数ペア:

[(1, 12660698980), (2, 6330349490), (4, 3165174745), (5, 2532139796), (10, 1266069898), (20, 633034949), (43, 294434860), (86, 147217430), (172, 73608715), (215, 58886972), (430, 29443486), (860, 14721743), (1489, 8502820), (2978, 4251410), (5956, 2125705), (7445, 1700564), (9887, 1280540), (14890, 850282), (19774, 640270), (29780, 425141), (39548, 320135), (49435, 256108), (64027, 197740), (98870, 128054)]