15328580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{709}}^1$

素因数の和:788

約数の個数: 48

約数和(自身を含む): 34352640

約数和(自身を除く): 19024060

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 460, 470, 709, 940, 1081, 1418, 2162, 2836, 3545, 4324, 5405, 7090, 10810, 14180, 16307, 21620, 32614, 33323, 65228, 66646, 81535, 133292, 163070, 166615, 326140, 333230, 666460, 766429, 1532858, 3065716, 3832145, 7664290, 15328580]

約数ペア:

[(1, 15328580), (2, 7664290), (4, 3832145), (5, 3065716), (10, 1532858), (20, 766429), (23, 666460), (46, 333230), (47, 326140), (92, 166615), (94, 163070), (115, 133292), (188, 81535), (230, 66646), (235, 65228), (460, 33323), (470, 32614), (709, 21620), (940, 16307), (1081, 14180), (1418, 10810), (2162, 7090), (2836, 5405), (3545, 4324)]