221386260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3689771}}^1$

素因数の和:3689783

約数の個数: 24

約数和(自身を含む): 619881696

約数和(自身を除く): 398495436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3689771, 7379542, 11069313, 14759084, 18448855, 22138626, 36897710, 44277252, 55346565, 73795420, 110693130, 221386260]

約数ペア:

[(1, 221386260), (2, 110693130), (3, 73795420), (4, 55346565), (5, 44277252), (6, 36897710), (10, 22138626), (12, 18448855), (15, 14759084), (20, 11069313), (30, 7379542), (60, 3689771)]