4897240

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{641}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 11093760

約数和(自身を除く): 6196520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 641, 764, 955, 1282, 1528, 1910, 2564, 3205, 3820, 5128, 6410, 7640, 12820, 25640, 122431, 244862, 489724, 612155, 979448, 1224310, 2448620, 4897240]

約数ペア:

[(1, 4897240), (2, 2448620), (4, 1224310), (5, 979448), (8, 612155), (10, 489724), (20, 244862), (40, 122431), (191, 25640), (382, 12820), (641, 7640), (764, 6410), (955, 5128), (1282, 3820), (1528, 3205), (1910, 2564)]