2040905600

素因数分解:

$2^7\times 5^2\times {\mathrm{637783}}^1$

素因数の和:637807

約数の個数: 48

約数和(自身を含む): 5041682520

約数和(自身を除く): 3000776920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 637783, 1275566, 2551132, 3188915, 5102264, 6377830, 10204528, 12755660, 15944575, 20409056, 25511320, 31889150, 40818112, 51022640, 63778300, 81636224, 102045280, 127556600, 204090560, 255113200, 408181120, 510226400, 1020452800, 2040905600]

約数ペア:

[(1, 2040905600), (2, 1020452800), (4, 510226400), (5, 408181120), (8, 255113200), (10, 204090560), (16, 127556600), (20, 102045280), (25, 81636224), (32, 63778300), (40, 51022640), (50, 40818112), (64, 31889150), (80, 25511320), (100, 20409056), (128, 15944575), (160, 12755660), (200, 10204528), (320, 6377830), (400, 5102264), (640, 3188915), (800, 2551132), (1600, 1275566), (3200, 637783)]