38420860

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{24317}}^1$

素因数の和:24405

約数の個数: 24

約数和(自身を含む): 81708480

約数和(自身を除く): 43287620

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 24317, 48634, 97268, 121585, 243170, 486340, 1921043, 3842086, 7684172, 9605215, 19210430, 38420860]

約数ペア:

[(1, 38420860), (2, 19210430), (4, 9605215), (5, 7684172), (10, 3842086), (20, 1921043), (79, 486340), (158, 243170), (316, 121585), (395, 97268), (790, 48634), (1580, 24317)]