2023487920

素因数分解:

$2^4\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{12781}}^1$

素因数の和:14773

約数の個数: 40

約数和(自身を含む): 4707354960

約数和(自身を除く): 2683867040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1979, 3958, 7916, 9895, 12781, 15832, 19790, 25562, 31664, 39580, 51124, 63905, 79160, 102248, 127810, 158320, 204496, 255620, 511240, 1022480, 25293599, 50587198, 101174396, 126467995, 202348792, 252935990, 404697584, 505871980, 1011743960, 2023487920]

約数ペア:

[(1, 2023487920), (2, 1011743960), (4, 505871980), (5, 404697584), (8, 252935990), (10, 202348792), (16, 126467995), (20, 101174396), (40, 50587198), (80, 25293599), (1979, 1022480), (3958, 511240), (7916, 255620), (9895, 204496), (12781, 158320), (15832, 127810), (19790, 102248), (25562, 79160), (31664, 63905), (39580, 51124)]