13389160

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3761}}^1$

素因数の和:3861

約数の個数: 32

約数和(自身を含む): 30472200

約数和(自身を除く): 17083040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 3761, 7522, 15044, 18805, 30088, 37610, 75220, 150440, 334729, 669458, 1338916, 1673645, 2677832, 3347290, 6694580, 13389160]

約数ペア:

[(1, 13389160), (2, 6694580), (4, 3347290), (5, 2677832), (8, 1673645), (10, 1338916), (20, 669458), (40, 334729), (89, 150440), (178, 75220), (356, 37610), (445, 30088), (712, 18805), (890, 15044), (1780, 7522), (3560, 3761)]