128605730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{557}}^1\times {\mathrm{2099}}^1$

素因数の和:2674

約数の個数: 32

約数和(自身を含む): 253108800

約数和(自身を除く): 124503070

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 557, 1114, 2099, 2785, 4198, 5570, 6127, 10495, 12254, 20990, 23089, 30635, 46178, 61270, 115445, 230890, 1169143, 2338286, 5845715, 11691430, 12860573, 25721146, 64302865, 128605730]

約数ペア:

[(1, 128605730), (2, 64302865), (5, 25721146), (10, 12860573), (11, 11691430), (22, 5845715), (55, 2338286), (110, 1169143), (557, 230890), (1114, 115445), (2099, 61270), (2785, 46178), (4198, 30635), (5570, 23089), (6127, 20990), (10495, 12254)]