2011940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{2053}}^1$

素因数の和:2076

約数の個数: 36

約数和(自身を含む): 4917276

約数和(自身を除く): 2905336

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 2053, 4106, 8212, 10265, 14371, 20530, 28742, 41060, 57484, 71855, 100597, 143710, 201194, 287420, 402388, 502985, 1005970, 2011940]

約数ペア:

[(1, 2011940), (2, 1005970), (4, 502985), (5, 402388), (7, 287420), (10, 201194), (14, 143710), (20, 100597), (28, 71855), (35, 57484), (49, 41060), (70, 28742), (98, 20530), (140, 14371), (196, 10265), (245, 8212), (490, 4106), (980, 2053)]