11947760

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13577}}^1$

素因数の和:13601

約数の個数: 40

約数和(自身を含む): 30306096

約数和(自身を除く): 18358336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 13577, 27154, 54308, 67885, 108616, 135770, 149347, 217232, 271540, 298694, 543080, 597388, 746735, 1086160, 1194776, 1493470, 2389552, 2986940, 5973880, 11947760]

約数ペア:

[(1, 11947760), (2, 5973880), (4, 2986940), (5, 2389552), (8, 1493470), (10, 1194776), (11, 1086160), (16, 746735), (20, 597388), (22, 543080), (40, 298694), (44, 271540), (55, 217232), (80, 149347), (88, 135770), (110, 108616), (176, 67885), (220, 54308), (440, 27154), (880, 13577)]