1275346940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2551}}^1\times {\mathrm{3571}}^1$

素因数の和:6138

約数の個数: 48

約数和(自身を含む): 3062889984

約数和(自身を除く): 1787543044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2551, 3571, 5102, 7142, 10204, 12755, 14284, 17855, 17857, 24997, 25510, 35710, 35714, 49994, 51020, 71420, 71428, 89285, 99988, 124985, 178570, 249970, 357140, 499940, 9109621, 18219242, 36438484, 45548105, 63767347, 91096210, 127534694, 182192420, 255069388, 318836735, 637673470, 1275346940]

約数ペア:

[(1, 1275346940), (2, 637673470), (4, 318836735), (5, 255069388), (7, 182192420), (10, 127534694), (14, 91096210), (20, 63767347), (28, 45548105), (35, 36438484), (70, 18219242), (140, 9109621), (2551, 499940), (3571, 357140), (5102, 249970), (7142, 178570), (10204, 124985), (12755, 99988), (14284, 89285), (17855, 71428), (17857, 71420), (24997, 51020), (25510, 49994), (35710, 35714)]