40855605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20479}}^1$

素因数の和:20513

約数の個数: 32

約数和(自身を含む): 78643200

約数和(自身を除く): 37787595

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 20479, 61437, 102395, 143353, 307185, 389101, 430059, 716765, 1167303, 1945505, 2150295, 2723707, 5836515, 8171121, 13618535, 40855605]

約数ペア:

[(1, 40855605), (3, 13618535), (5, 8171121), (7, 5836515), (15, 2723707), (19, 2150295), (21, 1945505), (35, 1167303), (57, 716765), (95, 430059), (105, 389101), (133, 307185), (285, 143353), (399, 102395), (665, 61437), (1995, 20479)]