210959480

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{54371}}^1$

素因数の和:54479

約数の個数: 32

約数和(自身を含む): 479561040

約数和(自身を除く): 268601560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 54371, 108742, 217484, 271855, 434968, 543710, 1087420, 2174840, 5273987, 10547974, 21095948, 26369935, 42191896, 52739870, 105479740, 210959480]

約数ペア:

[(1, 210959480), (2, 105479740), (4, 52739870), (5, 42191896), (8, 26369935), (10, 21095948), (20, 10547974), (40, 5273987), (97, 2174840), (194, 1087420), (388, 543710), (485, 434968), (776, 271855), (970, 217484), (1940, 108742), (3880, 54371)]