39940190

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{823}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 75465216

約数和(自身を除く): 35525026

約数列:

[1, 2, 5, 10, 23, 46, 115, 211, 230, 422, 823, 1055, 1646, 2110, 4115, 4853, 8230, 9706, 18929, 24265, 37858, 48530, 94645, 173653, 189290, 347306, 868265, 1736530, 3994019, 7988038, 19970095, 39940190]

約数ペア:

[(1, 39940190), (2, 19970095), (5, 7988038), (10, 3994019), (23, 1736530), (46, 868265), (115, 347306), (211, 189290), (230, 173653), (422, 94645), (823, 48530), (1055, 37858), (1646, 24265), (2110, 18929), (4115, 9706), (4853, 8230)]