1274271880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4550971}}^1$

素因数の和:4550989

約数の個数: 32

約数和(自身を含む): 3276699840

約数和(自身を除く): 2002427960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4550971, 9101942, 18203884, 22754855, 31856797, 36407768, 45509710, 63713594, 91019420, 127427188, 159283985, 182038840, 254854376, 318567970, 637135940, 1274271880]

約数ペア:

[(1, 1274271880), (2, 637135940), (4, 318567970), (5, 254854376), (7, 182038840), (8, 159283985), (10, 127427188), (14, 91019420), (20, 63713594), (28, 45509710), (35, 36407768), (40, 31856797), (56, 22754855), (70, 18203884), (140, 9101942), (280, 4550971)]