304865420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{5501}}^1$

素因数の和:5690

約数の個数: 48

約数和(自身を含む): 682159968

約数和(自身を除く): 377294548

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 163, 170, 326, 340, 652, 815, 1630, 2771, 3260, 5501, 5542, 11002, 11084, 13855, 22004, 27505, 27710, 55010, 55420, 93517, 110020, 187034, 374068, 467585, 896663, 935170, 1793326, 1870340, 3586652, 4483315, 8966630, 15243271, 17933260, 30486542, 60973084, 76216355, 152432710, 304865420]

約数ペア:

[(1, 304865420), (2, 152432710), (4, 76216355), (5, 60973084), (10, 30486542), (17, 17933260), (20, 15243271), (34, 8966630), (68, 4483315), (85, 3586652), (163, 1870340), (170, 1793326), (326, 935170), (340, 896663), (652, 467585), (815, 374068), (1630, 187034), (2771, 110020), (3260, 93517), (5501, 55420), (5542, 55010), (11002, 27710), (11084, 27505), (13855, 22004)]