8486740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 19126800

約数和(自身を除く): 10640060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 229, 340, 436, 458, 545, 916, 1090, 1145, 1853, 2180, 2290, 3706, 3893, 4580, 7412, 7786, 9265, 15572, 18530, 19465, 24961, 37060, 38930, 49922, 77860, 99844, 124805, 249610, 424337, 499220, 848674, 1697348, 2121685, 4243370, 8486740]

約数ペア:

[(1, 8486740), (2, 4243370), (4, 2121685), (5, 1697348), (10, 848674), (17, 499220), (20, 424337), (34, 249610), (68, 124805), (85, 99844), (109, 77860), (170, 49922), (218, 38930), (229, 37060), (340, 24961), (436, 19465), (458, 18530), (545, 15572), (916, 9265), (1090, 7786), (1145, 7412), (1853, 4580), (2180, 3893), (2290, 3706)]