28717930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 57912480

約数和(自身を除く): 29194550

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 289, 323, 523, 578, 646, 1046, 1445, 1615, 2615, 2890, 3230, 5230, 5491, 8891, 9937, 10982, 17782, 19874, 27455, 44455, 49685, 54910, 88910, 99370, 151147, 168929, 302294, 337858, 755735, 844645, 1511470, 1689290, 2871793, 5743586, 14358965, 28717930]

約数ペア:

[(1, 28717930), (2, 14358965), (5, 5743586), (10, 2871793), (17, 1689290), (19, 1511470), (34, 844645), (38, 755735), (85, 337858), (95, 302294), (170, 168929), (190, 151147), (289, 99370), (323, 88910), (523, 54910), (578, 49685), (646, 44455), (1046, 27455), (1445, 19874), (1615, 17782), (2615, 10982), (2890, 9937), (3230, 8891), (5230, 5491)]