8081720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{6967}}^1$

素因数の和:7007

約数の個数: 32

約数和(自身を含む): 18813600

約数和(自身を除く): 10731880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 6967, 13934, 27868, 34835, 55736, 69670, 139340, 202043, 278680, 404086, 808172, 1010215, 1616344, 2020430, 4040860, 8081720]

約数ペア:

[(1, 8081720), (2, 4040860), (4, 2020430), (5, 1616344), (8, 1010215), (10, 808172), (20, 404086), (29, 278680), (40, 202043), (58, 139340), (116, 69670), (145, 55736), (232, 34835), (290, 27868), (580, 13934), (1160, 6967)]