15495320

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3761}}^1$

素因数の和:3875

約数の個数: 32

約数和(自身を含む): 35212320

約数和(自身を除く): 19717000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 3761, 4120, 7522, 15044, 18805, 30088, 37610, 75220, 150440, 387383, 774766, 1549532, 1936915, 3099064, 3873830, 7747660, 15495320]

約数ペア:

[(1, 15495320), (2, 7747660), (4, 3873830), (5, 3099064), (8, 1936915), (10, 1549532), (20, 774766), (40, 387383), (103, 150440), (206, 75220), (412, 37610), (515, 30088), (824, 18805), (1030, 15044), (2060, 7522), (3761, 4120)]