20130303620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3886159}}^1$

素因数の和:3886212

約数の個数: 48

約数和(自身を含む): 49618490880

約数和(自身を除く): 29488187260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 3886159, 7772318, 15544636, 19430795, 27203113, 38861590, 54406226, 77723180, 108812452, 136015565, 143787883, 272031130, 287575766, 544062260, 575151532, 718939415, 1006515181, 1437878830, 2013030362, 2875757660, 4026060724, 5032575905, 10065151810, 20130303620]

約数ペア:

[(1, 20130303620), (2, 10065151810), (4, 5032575905), (5, 4026060724), (7, 2875757660), (10, 2013030362), (14, 1437878830), (20, 1006515181), (28, 718939415), (35, 575151532), (37, 544062260), (70, 287575766), (74, 272031130), (140, 143787883), (148, 136015565), (185, 108812452), (259, 77723180), (370, 54406226), (518, 38861590), (740, 27203113), (1036, 19430795), (1295, 15544636), (2590, 7772318), (5180, 3886159)]