991300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:468

約数の個数: 36

約数和(自身を含む): 2249856

約数和(自身を除く): 1258556

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 230, 431, 460, 575, 862, 1150, 1724, 2155, 2300, 4310, 8620, 9913, 10775, 19826, 21550, 39652, 43100, 49565, 99130, 198260, 247825, 495650, 991300]

約数ペア:

[(1, 991300), (2, 495650), (4, 247825), (5, 198260), (10, 99130), (20, 49565), (23, 43100), (25, 39652), (46, 21550), (50, 19826), (92, 10775), (100, 9913), (115, 8620), (230, 4310), (431, 2300), (460, 2155), (575, 1724), (862, 1150)]