20576465270

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1\times {\mathrm{3559}}^1$

素因数の和:4133

約数の個数: 64

約数和(自身を含む): 39862886400

約数和(自身を除く): 19286421130

約数列:

[1, 2, 5, 10, 17, 34, 71, 85, 142, 170, 355, 479, 710, 958, 1207, 2395, 2414, 3559, 4790, 6035, 7118, 8143, 12070, 16286, 17795, 34009, 35590, 40715, 60503, 68018, 81430, 121006, 170045, 252689, 302515, 340090, 505378, 578153, 605030, 1156306, 1263445, 1704761, 2526890, 2890765, 3409522, 4295713, 5781530, 8523805, 8591426, 17047610, 21478565, 28980937, 42957130, 57961874, 121038031, 144904685, 242076062, 289809370, 605190155, 1210380310, 2057646527, 4115293054, 10288232635, 20576465270]

約数ペア:

[(1, 20576465270), (2, 10288232635), (5, 4115293054), (10, 2057646527), (17, 1210380310), (34, 605190155), (71, 289809370), (85, 242076062), (142, 144904685), (170, 121038031), (355, 57961874), (479, 42957130), (710, 28980937), (958, 21478565), (1207, 17047610), (2395, 8591426), (2414, 8523805), (3559, 5781530), (4790, 4295713), (6035, 3409522), (7118, 2890765), (8143, 2526890), (12070, 1704761), (16286, 1263445), (17795, 1156306), (34009, 605030), (35590, 578153), (40715, 505378), (60503, 340090), (68018, 302515), (81430, 252689), (121006, 170045)]