7283240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4441}}^1$

素因数の和:4493

約数の個数: 32

約数和(自身を含む): 16790760

約数和(自身を除く): 9507520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4441, 8882, 17764, 22205, 35528, 44410, 88820, 177640, 182081, 364162, 728324, 910405, 1456648, 1820810, 3641620, 7283240]

約数ペア:

[(1, 7283240), (2, 3641620), (4, 1820810), (5, 1456648), (8, 910405), (10, 728324), (20, 364162), (40, 182081), (41, 177640), (82, 88820), (164, 44410), (205, 35528), (328, 22205), (410, 17764), (820, 8882), (1640, 4441)]