2444200

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{101}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 6308190

約数和(自身を除く): 3863990

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 101, 110, 121, 200, 202, 220, 242, 275, 404, 440, 484, 505, 550, 605, 808, 968, 1010, 1100, 1111, 1210, 2020, 2200, 2222, 2420, 2525, 3025, 4040, 4444, 4840, 5050, 5555, 6050, 8888, 10100, 11110, 12100, 12221, 20200, 22220, 24200, 24442, 27775, 44440, 48884, 55550, 61105, 97768, 111100, 122210, 222200, 244420, 305525, 488840, 611050, 1222100, 2444200]

約数ペア:

[(1, 2444200), (2, 1222100), (4, 611050), (5, 488840), (8, 305525), (10, 244420), (11, 222200), (20, 122210), (22, 111100), (25, 97768), (40, 61105), (44, 55550), (50, 48884), (55, 44440), (88, 27775), (100, 24442), (101, 24200), (110, 22220), (121, 20200), (200, 12221), (202, 12100), (220, 11110), (242, 10100), (275, 8888), (404, 6050), (440, 5555), (484, 5050), (505, 4840), (550, 4444), (605, 4040), (808, 3025), (968, 2525), (1010, 2420), (1100, 2222), (1111, 2200), (1210, 2020)]