1878391630

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1\times {\mathrm{21713}}^1$

素因数の和:21972

約数の個数: 32

約数和(自身を含む): 3480146208

約数和(自身を除く): 1601754578

約数列:

[1, 2, 5, 10, 41, 82, 205, 211, 410, 422, 1055, 2110, 8651, 17302, 21713, 43255, 43426, 86510, 108565, 217130, 890233, 1780466, 4451165, 4581443, 8902330, 9162886, 22907215, 45814430, 187839163, 375678326, 939195815, 1878391630]

約数ペア:

[(1, 1878391630), (2, 939195815), (5, 375678326), (10, 187839163), (41, 45814430), (82, 22907215), (205, 9162886), (211, 8902330), (410, 4581443), (422, 4451165), (1055, 1780466), (2110, 890233), (8651, 217130), (17302, 108565), (21713, 86510), (43255, 43426)]