200290420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{3217}}^1$

素因数の和:3520

約数の個数: 48

約数和(自身を含む): 460611648

約数和(自身を除く): 260321228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 283, 566, 1132, 1415, 2830, 3113, 3217, 5660, 6226, 6434, 12452, 12868, 15565, 16085, 31130, 32170, 35387, 62260, 64340, 70774, 141548, 176935, 353870, 707740, 910411, 1820822, 3641644, 4552055, 9104110, 10014521, 18208220, 20029042, 40058084, 50072605, 100145210, 200290420]

約数ペア:

[(1, 200290420), (2, 100145210), (4, 50072605), (5, 40058084), (10, 20029042), (11, 18208220), (20, 10014521), (22, 9104110), (44, 4552055), (55, 3641644), (110, 1820822), (220, 910411), (283, 707740), (566, 353870), (1132, 176935), (1415, 141548), (2830, 70774), (3113, 64340), (3217, 62260), (5660, 35387), (6226, 32170), (6434, 31130), (12452, 16085), (12868, 15565)]