20155410

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20359}}^1$

素因数の和:20383

約数の個数: 48

約数和(自身を含む): 57170880

約数和(自身を除く): 37015470

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20359, 40718, 61077, 101795, 122154, 183231, 203590, 223949, 305385, 366462, 447898, 610770, 671847, 916155, 1119745, 1343694, 1832310, 2015541, 2239490, 3359235, 4031082, 6718470, 10077705, 20155410]

約数ペア:

[(1, 20155410), (2, 10077705), (3, 6718470), (5, 4031082), (6, 3359235), (9, 2239490), (10, 2015541), (11, 1832310), (15, 1343694), (18, 1119745), (22, 916155), (30, 671847), (33, 610770), (45, 447898), (55, 366462), (66, 305385), (90, 223949), (99, 203590), (110, 183231), (165, 122154), (198, 101795), (330, 61077), (495, 40718), (990, 20359)]