9807287680

素因数分解:

$2^7\times 5^1\times {\mathrm{15323887}}^1$

素因数の和:15323906

約数の個数: 32

約数和(自身を含む): 23445548640

約数和(自身を除く): 13638260960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 15323887, 30647774, 61295548, 76619435, 122591096, 153238870, 245182192, 306477740, 490364384, 612955480, 980728768, 1225910960, 1961457536, 2451821920, 4903643840, 9807287680]

約数ペア:

[(1, 9807287680), (2, 4903643840), (4, 2451821920), (5, 1961457536), (8, 1225910960), (10, 980728768), (16, 612955480), (20, 490364384), (32, 306477740), (40, 245182192), (64, 153238870), (80, 122591096), (128, 76619435), (160, 61295548), (320, 30647774), (640, 15323887)]