1444840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:933

約数の個数: 32

約数和(自身を含む): 3333960

約数和(自身を除く): 1889120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 881, 1640, 1762, 3524, 4405, 7048, 8810, 17620, 35240, 36121, 72242, 144484, 180605, 288968, 361210, 722420, 1444840]

約数ペア:

[(1, 1444840), (2, 722420), (4, 361210), (5, 288968), (8, 180605), (10, 144484), (20, 72242), (40, 36121), (41, 35240), (82, 17620), (164, 8810), (205, 7048), (328, 4405), (410, 3524), (820, 1762), (881, 1640)]