247073320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{475141}}^1$

素因数の和:475165

約数の個数: 32

約数和(自身を含む): 598678920

約数和(自身を除く): 351605600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 475141, 950282, 1900564, 2375705, 3801128, 4751410, 6176833, 9502820, 12353666, 19005640, 24707332, 30884165, 49414664, 61768330, 123536660, 247073320]

約数ペア:

[(1, 247073320), (2, 123536660), (4, 61768330), (5, 49414664), (8, 30884165), (10, 24707332), (13, 19005640), (20, 12353666), (26, 9502820), (40, 6176833), (52, 4751410), (65, 3801128), (104, 2375705), (130, 1900564), (260, 950282), (520, 475141)]