1220450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1$

素因数の和:347

約数の個数: 48

約数和(自身を含む): 2839104

約数和(自身を除く): 1618654

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 317, 350, 385, 550, 634, 770, 1585, 1925, 2219, 3170, 3487, 3850, 4438, 6974, 7925, 11095, 15850, 17435, 22190, 24409, 34870, 48818, 55475, 87175, 110950, 122045, 174350, 244090, 610225, 1220450]

約数ペア:

[(1, 1220450), (2, 610225), (5, 244090), (7, 174350), (10, 122045), (11, 110950), (14, 87175), (22, 55475), (25, 48818), (35, 34870), (50, 24409), (55, 22190), (70, 17435), (77, 15850), (110, 11095), (154, 7925), (175, 6974), (275, 4438), (317, 3850), (350, 3487), (385, 3170), (550, 2219), (634, 1925), (770, 1585)]