413985020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{4493}}^1$

素因数の和:4790

約数の個数: 48

約数和(自身を含む): 924110208

約数和(自身を除く): 510125188

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 271, 340, 542, 1084, 1355, 2710, 4493, 4607, 5420, 8986, 9214, 17972, 18428, 22465, 23035, 44930, 46070, 76381, 89860, 92140, 152762, 305524, 381905, 763810, 1217603, 1527620, 2435206, 4870412, 6088015, 12176030, 20699251, 24352060, 41398502, 82797004, 103496255, 206992510, 413985020]

約数ペア:

[(1, 413985020), (2, 206992510), (4, 103496255), (5, 82797004), (10, 41398502), (17, 24352060), (20, 20699251), (34, 12176030), (68, 6088015), (85, 4870412), (170, 2435206), (271, 1527620), (340, 1217603), (542, 763810), (1084, 381905), (1355, 305524), (2710, 152762), (4493, 92140), (4607, 89860), (5420, 76381), (8986, 46070), (9214, 44930), (17972, 23035), (18428, 22465)]