284163940

素因数分解:

$2^2\times 5^1\times {\mathrm{1669}}^1\times {\mathrm{8513}}^1$

素因数の和:10191

約数の個数: 24

約数和(自身を含む): 597171960

約数和(自身を除く): 313008020

約数列:

[1, 2, 4, 5, 10, 20, 1669, 3338, 6676, 8345, 8513, 16690, 17026, 33380, 34052, 42565, 85130, 170260, 14208197, 28416394, 56832788, 71040985, 142081970, 284163940]

約数ペア:

[(1, 284163940), (2, 142081970), (4, 71040985), (5, 56832788), (10, 28416394), (20, 14208197), (1669, 170260), (3338, 85130), (6676, 42565), (8345, 34052), (8513, 33380), (16690, 17026)]