11195720

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{5281}}^1$

素因数の和:5345

約数の個数: 32

約数和(自身を含む): 25670520

約数和(自身を除く): 14474800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 5281, 10562, 21124, 26405, 42248, 52810, 105620, 211240, 279893, 559786, 1119572, 1399465, 2239144, 2798930, 5597860, 11195720]

約数ペア:

[(1, 11195720), (2, 5597860), (4, 2798930), (5, 2239144), (8, 1399465), (10, 1119572), (20, 559786), (40, 279893), (53, 211240), (106, 105620), (212, 52810), (265, 42248), (424, 26405), (530, 21124), (1060, 10562), (2120, 5281)]