400310096

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{197003}}^1$

素因数の和:197138

約数の個数: 20

約数和(自身を含む): 781711872

約数和(自身を除く): 381401776

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 197003, 394006, 788012, 1576024, 3152048, 25019381, 50038762, 100077524, 200155048, 400310096]

約数ペア:

[(1, 400310096), (2, 200155048), (4, 100077524), (8, 50038762), (16, 25019381), (127, 3152048), (254, 1576024), (508, 788012), (1016, 394006), (2032, 197003)]