7421540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{7573}}^1$

素因数の和:7596

約数の個数: 36

約数和(自身を含む): 18132156

約数和(自身を除く): 10710616

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 7573, 15146, 30292, 37865, 53011, 75730, 106022, 151460, 212044, 265055, 371077, 530110, 742154, 1060220, 1484308, 1855385, 3710770, 7421540]

約数ペア:

[(1, 7421540), (2, 3710770), (4, 1855385), (5, 1484308), (7, 1060220), (10, 742154), (14, 530110), (20, 371077), (28, 265055), (35, 212044), (49, 151460), (70, 106022), (98, 75730), (140, 53011), (196, 37865), (245, 30292), (490, 15146), (980, 7573)]