1005400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{457}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 2555640

約数和(自身を除く): 1550240

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 457, 550, 914, 1100, 1828, 2200, 2285, 3656, 4570, 5027, 9140, 10054, 11425, 18280, 20108, 22850, 25135, 40216, 45700, 50270, 91400, 100540, 125675, 201080, 251350, 502700, 1005400]

約数ペア:

[(1, 1005400), (2, 502700), (4, 251350), (5, 201080), (8, 125675), (10, 100540), (11, 91400), (20, 50270), (22, 45700), (25, 40216), (40, 25135), (44, 22850), (50, 20108), (55, 18280), (88, 11425), (100, 10054), (110, 9140), (200, 5027), (220, 4570), (275, 3656), (440, 2285), (457, 2200), (550, 1828), (914, 1100)]