1885940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 4771200

約数和(自身を除く): 2885260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 709, 1330, 1418, 2660, 2836, 3545, 4963, 7090, 9926, 13471, 14180, 19852, 24815, 26942, 49630, 53884, 67355, 94297, 99260, 134710, 188594, 269420, 377188, 471485, 942970, 1885940]

約数ペア:

[(1, 1885940), (2, 942970), (4, 471485), (5, 377188), (7, 269420), (10, 188594), (14, 134710), (19, 99260), (20, 94297), (28, 67355), (35, 53884), (38, 49630), (70, 26942), (76, 24815), (95, 19852), (133, 14180), (140, 13471), (190, 9926), (266, 7090), (380, 4963), (532, 3545), (665, 2836), (709, 2660), (1330, 1418)]