1388334580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1237}}^1\times {\mathrm{3301}}^1$

素因数の和:4564

約数の個数: 48

約数和(自身を含む): 3090434256

約数和(自身を除く): 1702099676

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1237, 2474, 3301, 4948, 6185, 6602, 12370, 13204, 16505, 21029, 24740, 33010, 42058, 56117, 66020, 84116, 105145, 112234, 210290, 224468, 280585, 420580, 561170, 1122340, 4083337, 8166674, 16333348, 20416685, 40833370, 69416729, 81666740, 138833458, 277666916, 347083645, 694167290, 1388334580]

約数ペア:

[(1, 1388334580), (2, 694167290), (4, 347083645), (5, 277666916), (10, 138833458), (17, 81666740), (20, 69416729), (34, 40833370), (68, 20416685), (85, 16333348), (170, 8166674), (340, 4083337), (1237, 1122340), (2474, 561170), (3301, 420580), (4948, 280585), (6185, 224468), (6602, 210290), (12370, 112234), (13204, 105145), (16505, 84116), (21029, 66020), (24740, 56117), (33010, 42058)]