498049490

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{252817}}^1$

素因数の和:253021

約数の個数: 16

約数和(自身を含む): 901043352

約数和(自身を除く): 402993862

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 252817, 505634, 1264085, 2528170, 49804949, 99609898, 249024745, 498049490]

約数ペア:

[(1, 498049490), (2, 249024745), (5, 99609898), (10, 49804949), (197, 2528170), (394, 1264085), (985, 505634), (1970, 252817)]