113867240

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{4441}}^1$

素因数の和:5093

約数の個数: 32

約数和(自身を含む): 256658760

約数和(自身を除く): 142791520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 4441, 5128, 6410, 8882, 12820, 17764, 22205, 25640, 35528, 44410, 88820, 177640, 2846681, 5693362, 11386724, 14233405, 22773448, 28466810, 56933620, 113867240]

約数ペア:

[(1, 113867240), (2, 56933620), (4, 28466810), (5, 22773448), (8, 14233405), (10, 11386724), (20, 5693362), (40, 2846681), (641, 177640), (1282, 88820), (2564, 44410), (3205, 35528), (4441, 25640), (5128, 22205), (6410, 17764), (8882, 12820)]