297138910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{11251}}^1$

素因数の和:11416

約数の個数: 32

約数和(自身を含む): 567100800

約数和(自身を除く): 269961890

約数列:

[1, 2, 5, 10, 19, 38, 95, 139, 190, 278, 695, 1390, 2641, 5282, 11251, 13205, 22502, 26410, 56255, 112510, 213769, 427538, 1068845, 1563889, 2137690, 3127778, 7819445, 15638890, 29713891, 59427782, 148569455, 297138910]

約数ペア:

[(1, 297138910), (2, 148569455), (5, 59427782), (10, 29713891), (19, 15638890), (38, 7819445), (95, 3127778), (139, 2137690), (190, 1563889), (278, 1068845), (695, 427538), (1390, 213769), (2641, 112510), (5282, 56255), (11251, 26410), (13205, 22502)]