39990928

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1$

素因数の和:703

約数の個数: 40

約数和(自身を含む): 81351936

約数和(自身を除く): 41361008

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 271, 368, 401, 542, 802, 1084, 1604, 2168, 3208, 4336, 6233, 6416, 9223, 12466, 18446, 24932, 36892, 49864, 73784, 99728, 108671, 147568, 217342, 434684, 869368, 1738736, 2499433, 4998866, 9997732, 19995464, 39990928]

約数ペア:

[(1, 39990928), (2, 19995464), (4, 9997732), (8, 4998866), (16, 2499433), (23, 1738736), (46, 869368), (92, 434684), (184, 217342), (271, 147568), (368, 108671), (401, 99728), (542, 73784), (802, 49864), (1084, 36892), (1604, 24932), (2168, 18446), (3208, 12466), (4336, 9223), (6233, 6416)]