1090890880

素因数分解:

$2^7\times 5^1\times {\mathrm{1704517}}^1$

素因数の和:1704536

約数の個数: 32

約数和(自身を含む): 2607912540

約数和(自身を除く): 1517021660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1704517, 3409034, 6818068, 8522585, 13636136, 17045170, 27272272, 34090340, 54544544, 68180680, 109089088, 136361360, 218178176, 272722720, 545445440, 1090890880]

約数ペア:

[(1, 1090890880), (2, 545445440), (4, 272722720), (5, 218178176), (8, 136361360), (10, 109089088), (16, 68180680), (20, 54544544), (32, 34090340), (40, 27272272), (64, 17045170), (80, 13636136), (128, 8522585), (160, 6818068), (320, 3409034), (640, 1704517)]