2221300

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:340

約数の個数: 36

約数和(自身を含む): 4891180

約数和(自身を除く): 2669880

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 194, 229, 388, 458, 485, 916, 970, 1145, 1940, 2290, 2425, 4580, 4850, 5725, 9700, 11450, 22213, 22900, 44426, 88852, 111065, 222130, 444260, 555325, 1110650, 2221300]

約数ペア:

[(1, 2221300), (2, 1110650), (4, 555325), (5, 444260), (10, 222130), (20, 111065), (25, 88852), (50, 44426), (97, 22900), (100, 22213), (194, 11450), (229, 9700), (388, 5725), (458, 4850), (485, 4580), (916, 2425), (970, 2290), (1145, 1940)]