8439130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3889}}^1$

素因数の和:3934

約数の個数: 32

約数和(自身を含む): 17925120

約数和(自身を除く): 9485990

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 3889, 7778, 19445, 27223, 38890, 54446, 120559, 136115, 241118, 272230, 602795, 843913, 1205590, 1687826, 4219565, 8439130]

約数ペア:

[(1, 8439130), (2, 4219565), (5, 1687826), (7, 1205590), (10, 843913), (14, 602795), (31, 272230), (35, 241118), (62, 136115), (70, 120559), (155, 54446), (217, 38890), (310, 27223), (434, 19445), (1085, 7778), (2170, 3889)]