11455220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11689}}^1$

素因数の和:11712

約数の個数: 36

約数和(自身を含む): 27985860

約数和(自身を除く): 16530640

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 11689, 23378, 46756, 58445, 81823, 116890, 163646, 233780, 327292, 409115, 572761, 818230, 1145522, 1636460, 2291044, 2863805, 5727610, 11455220]

約数ペア:

[(1, 11455220), (2, 5727610), (4, 2863805), (5, 2291044), (7, 1636460), (10, 1145522), (14, 818230), (20, 572761), (28, 409115), (35, 327292), (49, 233780), (70, 163646), (98, 116890), (140, 81823), (196, 58445), (245, 46756), (490, 23378), (980, 11689)]