1420162040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3227641}}^1$

素因数の和:3227663

約数の個数: 32

約数和(自身を含む): 3485853360

約数和(自身を除く): 2065691320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3227641, 6455282, 12910564, 16138205, 25821128, 32276410, 35504051, 64552820, 71008102, 129105640, 142016204, 177520255, 284032408, 355040510, 710081020, 1420162040]

約数ペア:

[(1, 1420162040), (2, 710081020), (4, 355040510), (5, 284032408), (8, 177520255), (10, 142016204), (11, 129105640), (20, 71008102), (22, 64552820), (40, 35504051), (44, 32276410), (55, 25821128), (88, 16138205), (110, 12910564), (220, 6455282), (440, 3227641)]