1553641790

素因数分解:

$2^1\times 5^1\times {\mathrm{4049}}^1\times {\mathrm{38371}}^1$

素因数の和:42427

約数の個数: 16

約数和(自身を含む): 2797318800

約数和(自身を除く): 1243677010

約数列:

[1, 2, 5, 10, 4049, 8098, 20245, 38371, 40490, 76742, 191855, 383710, 155364179, 310728358, 776820895, 1553641790]

約数ペア:

[(1, 1553641790), (2, 776820895), (5, 310728358), (10, 155364179), (4049, 383710), (8098, 191855), (20245, 76742), (38371, 40490)]