8419420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{24763}}^1$

素因数の和:24789

約数の個数: 24

約数和(自身を含む): 18721584

約数和(自身を除く): 10302164

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 24763, 49526, 99052, 123815, 247630, 420971, 495260, 841942, 1683884, 2104855, 4209710, 8419420]

約数ペア:

[(1, 8419420), (2, 4209710), (4, 2104855), (5, 1683884), (10, 841942), (17, 495260), (20, 420971), (34, 247630), (68, 123815), (85, 99052), (170, 49526), (340, 24763)]