26291990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1447}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 50042880

約数和(自身を除く): 23750890

約数列:

[1, 2, 5, 10, 23, 46, 79, 115, 158, 230, 395, 790, 1447, 1817, 2894, 3634, 7235, 9085, 14470, 18170, 33281, 66562, 114313, 166405, 228626, 332810, 571565, 1143130, 2629199, 5258398, 13145995, 26291990]

約数ペア:

[(1, 26291990), (2, 13145995), (5, 5258398), (10, 2629199), (23, 1143130), (46, 571565), (79, 332810), (115, 228626), (158, 166405), (230, 114313), (395, 66562), (790, 33281), (1447, 18170), (1817, 14470), (2894, 9085), (3634, 7235)]