1123677290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137537}}^1$

素因数の和:137606

約数の個数: 32

約数和(自身を含む): 2178601920

約数和(自身を除く): 1054924630

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 4085, 8170, 137537, 275074, 687685, 1375370, 2613203, 5226406, 5914091, 11828182, 13066015, 26132030, 29570455, 59140910, 112367729, 224735458, 561838645, 1123677290]

約数ペア:

[(1, 1123677290), (2, 561838645), (5, 224735458), (10, 112367729), (19, 59140910), (38, 29570455), (43, 26132030), (86, 13066015), (95, 11828182), (190, 5914091), (215, 5226406), (430, 2613203), (817, 1375370), (1634, 687685), (4085, 275074), (8170, 137537)]