13450880

素因数分解:

$2^7\times 5^1\times {\mathrm{21017}}^1$

素因数の和:21036

約数の個数: 32

約数和(自身を含む): 32157540

約数和(自身を除く): 18706660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 21017, 42034, 84068, 105085, 168136, 210170, 336272, 420340, 672544, 840680, 1345088, 1681360, 2690176, 3362720, 6725440, 13450880]

約数ペア:

[(1, 13450880), (2, 6725440), (4, 3362720), (5, 2690176), (8, 1681360), (10, 1345088), (16, 840680), (20, 672544), (32, 420340), (40, 336272), (64, 210170), (80, 168136), (128, 105085), (160, 84068), (320, 42034), (640, 21017)]