28110490

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{90679}}^1$

素因数の和:90717

約数の個数: 16

約数和(自身を含む): 52231680

約数和(自身を除く): 24121190

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 90679, 181358, 453395, 906790, 2811049, 5622098, 14055245, 28110490]

約数ペア:

[(1, 28110490), (2, 14055245), (5, 5622098), (10, 2811049), (31, 906790), (62, 453395), (155, 181358), (310, 90679)]