210452890

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{54101}}^1$

素因数の和:54497

約数の個数: 16

約数和(自身を含む): 379796040

約数和(自身を除く): 169343150

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 54101, 108202, 270505, 541010, 21045289, 42090578, 105226445, 210452890]

約数ペア:

[(1, 210452890), (2, 105226445), (5, 42090578), (10, 21045289), (389, 541010), (778, 270505), (1945, 108202), (3890, 54101)]