1567802440

素因数分解:

$2^3\times 5^1\times {\mathrm{997}}^1\times {\mathrm{39313}}^1$

素因数の和:40321

約数の個数: 32

約数和(自身を含む): 3531183480

約数和(自身を除く): 1963381040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 997, 1994, 3988, 4985, 7976, 9970, 19940, 39313, 39880, 78626, 157252, 196565, 314504, 393130, 786260, 1572520, 39195061, 78390122, 156780244, 195975305, 313560488, 391950610, 783901220, 1567802440]

約数ペア:

[(1, 1567802440), (2, 783901220), (4, 391950610), (5, 313560488), (8, 195975305), (10, 156780244), (20, 78390122), (40, 39195061), (997, 1572520), (1994, 786260), (3988, 393130), (4985, 314504), (7976, 196565), (9970, 157252), (19940, 78626), (39313, 39880)]