28720121490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{319112461}}^1$

素因数の和:319112474

約数の個数: 24

約数和(自身を含む): 74672316108

約数和(自身を除く): 45952194618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 319112461, 638224922, 957337383, 1595562305, 1914674766, 2872012149, 3191124610, 4786686915, 5744024298, 9573373830, 14360060745, 28720121490]

約数ペア:

[(1, 28720121490), (2, 14360060745), (3, 9573373830), (5, 5744024298), (6, 4786686915), (9, 3191124610), (10, 2872012149), (15, 1914674766), (18, 1595562305), (30, 957337383), (45, 638224922), (90, 319112461)]