242000

素因数分解:

$2^4\times 5^3\times {\mathrm{11}}^2$

素因数の和:45

約数の個数: 60

約数和(自身を含む): 643188

約数和(自身を除く): 401188

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 121, 125, 176, 200, 220, 242, 250, 275, 400, 440, 484, 500, 550, 605, 880, 968, 1000, 1100, 1210, 1375, 1936, 2000, 2200, 2420, 2750, 3025, 4400, 4840, 5500, 6050, 9680, 11000, 12100, 15125, 22000, 24200, 30250, 48400, 60500, 121000, 242000]

約数ペア:

[(1, 242000), (2, 121000), (4, 60500), (5, 48400), (8, 30250), (10, 24200), (11, 22000), (16, 15125), (20, 12100), (22, 11000), (25, 9680), (40, 6050), (44, 5500), (50, 4840), (55, 4400), (80, 3025), (88, 2750), (100, 2420), (110, 2200), (121, 2000), (125, 1936), (176, 1375), (200, 1210), (220, 1100), (242, 1000), (250, 968), (275, 880), (400, 605), (440, 550), (484, 500)]