40047568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{1637}}^1$

素因数の和:1795

約数の個数: 40

約数和(自身を含む): 85307040

約数和(自身を除く): 45259472

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 139, 176, 278, 556, 1112, 1529, 1637, 2224, 3058, 3274, 6116, 6548, 12232, 13096, 18007, 24464, 26192, 36014, 72028, 144056, 227543, 288112, 455086, 910172, 1820344, 2502973, 3640688, 5005946, 10011892, 20023784, 40047568]

約数ペア:

[(1, 40047568), (2, 20023784), (4, 10011892), (8, 5005946), (11, 3640688), (16, 2502973), (22, 1820344), (44, 910172), (88, 455086), (139, 288112), (176, 227543), (278, 144056), (556, 72028), (1112, 36014), (1529, 26192), (1637, 24464), (2224, 18007), (3058, 13096), (3274, 12232), (6116, 6548)]