809848040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1190953}}^1$

素因数の和:1190981

約数の個数: 32

約数和(自身を含む): 1929345480

約数和(自身を除く): 1119497440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1190953, 2381906, 4763812, 5954765, 9527624, 11909530, 20246201, 23819060, 40492402, 47638120, 80984804, 101231005, 161969608, 202462010, 404924020, 809848040]

約数ペア:

[(1, 809848040), (2, 404924020), (4, 202462010), (5, 161969608), (8, 101231005), (10, 80984804), (17, 47638120), (20, 40492402), (34, 23819060), (40, 20246201), (68, 11909530), (85, 9527624), (136, 5954765), (170, 4763812), (340, 2381906), (680, 1190953)]