24686420

素因数分解:

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

素因数の和:233

約数の個数: 54

約数和(自身を含む): 57552558

約数和(自身を除く): 32866138

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 121, 202, 220, 242, 404, 484, 505, 605, 1010, 1111, 1210, 2020, 2222, 2420, 4444, 5555, 10201, 11110, 12221, 20402, 22220, 24442, 40804, 48884, 51005, 61105, 102010, 112211, 122210, 204020, 224422, 244420, 448844, 561055, 1122110, 1234321, 2244220, 2468642, 4937284, 6171605, 12343210, 24686420]

約数ペア:

[(1, 24686420), (2, 12343210), (4, 6171605), (5, 4937284), (10, 2468642), (11, 2244220), (20, 1234321), (22, 1122110), (44, 561055), (55, 448844), (101, 244420), (110, 224422), (121, 204020), (202, 122210), (220, 112211), (242, 102010), (404, 61105), (484, 51005), (505, 48884), (605, 40804), (1010, 24442), (1111, 22220), (1210, 20402), (2020, 12221), (2222, 11110), (2420, 10201), (4444, 5555)]