490392670

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{551003}}^1$

素因数の和:551099

約数の個数: 16

約数和(自身を含む): 892626480

約数和(自身を除く): 402233810

約数列:

[1, 2, 5, 10, 89, 178, 445, 890, 551003, 1102006, 2755015, 5510030, 49039267, 98078534, 245196335, 490392670]

約数ペア:

[(1, 490392670), (2, 245196335), (5, 98078534), (10, 49039267), (89, 5510030), (178, 2755015), (445, 1102006), (890, 551003)]