40158248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20323}}^1$

素因数の和:20361

約数の個数: 32

約数和(自身を含む): 85360800

約数和(自身を除く): 45202552

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 20323, 40646, 81292, 162584, 264199, 386137, 528398, 772274, 1056796, 1544548, 2113592, 3089096, 5019781, 10039562, 20079124, 40158248]

約数ペア:

[(1, 40158248), (2, 20079124), (4, 10039562), (8, 5019781), (13, 3089096), (19, 2113592), (26, 1544548), (38, 1056796), (52, 772274), (76, 528398), (104, 386137), (152, 264199), (247, 162584), (494, 81292), (988, 40646), (1976, 20323)]