285065540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{146941}}^1$

素因数の和:147047

約数の個数: 24

約数和(自身を含む): 604813272

約数和(自身を除く): 319747732

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 146941, 293882, 587764, 734705, 1469410, 2938820, 14253277, 28506554, 57013108, 71266385, 142532770, 285065540]

約数ペア:

[(1, 285065540), (2, 142532770), (4, 71266385), (5, 57013108), (10, 28506554), (20, 14253277), (97, 2938820), (194, 1469410), (388, 734705), (485, 587764), (970, 293882), (1940, 146941)]