2654900

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 36

約数和(自身を含む): 5832960

約数和(自身を除く): 3178060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 191, 278, 382, 556, 695, 764, 955, 1390, 1910, 2780, 3475, 3820, 4775, 6950, 9550, 13900, 19100, 26549, 53098, 106196, 132745, 265490, 530980, 663725, 1327450, 2654900]

約数ペア:

[(1, 2654900), (2, 1327450), (4, 663725), (5, 530980), (10, 265490), (20, 132745), (25, 106196), (50, 53098), (100, 26549), (139, 19100), (191, 13900), (278, 9550), (382, 6950), (556, 4775), (695, 3820), (764, 3475), (955, 2780), (1390, 1910)]