269663020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{111431}}^1$

素因数の和:111462

約数の個数: 36

約数和(自身を含む): 622459152

約数和(自身を除く): 352796132

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 111431, 222862, 445724, 557155, 1114310, 1225741, 2228620, 2451482, 4902964, 6128705, 12257410, 13483151, 24514820, 26966302, 53932604, 67415755, 134831510, 269663020]

約数ペア:

[(1, 269663020), (2, 134831510), (4, 67415755), (5, 53932604), (10, 26966302), (11, 24514820), (20, 13483151), (22, 12257410), (44, 6128705), (55, 4902964), (110, 2451482), (121, 2228620), (220, 1225741), (242, 1114310), (484, 557155), (605, 445724), (1210, 222862), (2420, 111431)]