858162940

素因数分解:

$2^2\times 5^1\times {\mathrm{2309}}^1\times {\mathrm{18583}}^1$

素因数の和:20901

約数の個数: 24

約数和(自身を含む): 1803019680

約数和(自身を除く): 944856740

約数列:

[1, 2, 4, 5, 10, 20, 2309, 4618, 9236, 11545, 18583, 23090, 37166, 46180, 74332, 92915, 185830, 371660, 42908147, 85816294, 171632588, 214540735, 429081470, 858162940]

約数ペア:

[(1, 858162940), (2, 429081470), (4, 214540735), (5, 171632588), (10, 85816294), (20, 42908147), (2309, 371660), (4618, 185830), (9236, 92915), (11545, 74332), (18583, 46180), (23090, 37166)]