11729480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 30464640

約数和(自身を除く): 18735160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 257, 280, 326, 514, 652, 815, 1028, 1141, 1285, 1304, 1630, 1799, 2056, 2282, 2570, 3260, 3598, 4564, 5140, 5705, 6520, 7196, 8995, 9128, 10280, 11410, 14392, 17990, 22820, 35980, 41891, 45640, 71960, 83782, 167564, 209455, 293237, 335128, 418910, 586474, 837820, 1172948, 1466185, 1675640, 2345896, 2932370, 5864740, 11729480]

約数ペア:

[(1, 11729480), (2, 5864740), (4, 2932370), (5, 2345896), (7, 1675640), (8, 1466185), (10, 1172948), (14, 837820), (20, 586474), (28, 418910), (35, 335128), (40, 293237), (56, 209455), (70, 167564), (140, 83782), (163, 71960), (257, 45640), (280, 41891), (326, 35980), (514, 22820), (652, 17990), (815, 14392), (1028, 11410), (1141, 10280), (1285, 9128), (1304, 8995), (1630, 7196), (1799, 6520), (2056, 5705), (2282, 5140), (2570, 4564), (3260, 3598)]