28621844480

素因数分解:

$2^{12}\times 5^1\times {\mathrm{1397551}}^1$

素因数の和:1397580

約数の個数: 52

約数和(自身を含む): 68684090592

約数和(自身を除く): 40062246112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 10240, 20480, 1397551, 2795102, 5590204, 6987755, 11180408, 13975510, 22360816, 27951020, 44721632, 55902040, 89443264, 111804080, 178886528, 223608160, 357773056, 447216320, 715546112, 894432640, 1431092224, 1788865280, 2862184448, 3577730560, 5724368896, 7155461120, 14310922240, 28621844480]

約数ペア:

[(1, 28621844480), (2, 14310922240), (4, 7155461120), (5, 5724368896), (8, 3577730560), (10, 2862184448), (16, 1788865280), (20, 1431092224), (32, 894432640), (40, 715546112), (64, 447216320), (80, 357773056), (128, 223608160), (160, 178886528), (256, 111804080), (320, 89443264), (512, 55902040), (640, 44721632), (1024, 27951020), (1280, 22360816), (2048, 13975510), (2560, 11180408), (4096, 6987755), (5120, 5590204), (10240, 2795102), (20480, 1397551)]