12391390

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{887}}^1$

素因数の和:1032

約数の個数: 32

約数和(自身を含む): 24551424

約数和(自身を除く): 12160034

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 887, 1270, 1397, 1774, 2794, 4435, 6985, 8870, 9757, 13970, 19514, 48785, 97570, 112649, 225298, 563245, 1126490, 1239139, 2478278, 6195695, 12391390]

約数ペア:

[(1, 12391390), (2, 6195695), (5, 2478278), (10, 1239139), (11, 1126490), (22, 563245), (55, 225298), (110, 112649), (127, 97570), (254, 48785), (635, 19514), (887, 13970), (1270, 9757), (1397, 8870), (1774, 6985), (2794, 4435)]