53305780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2399}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 123379200

約数和(自身を除く): 70073420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 2399, 4444, 4798, 5555, 9596, 11110, 11995, 22220, 23990, 26389, 47980, 52778, 105556, 131945, 242299, 263890, 484598, 527780, 969196, 1211495, 2422990, 2665289, 4845980, 5330578, 10661156, 13326445, 26652890, 53305780]

約数ペア:

[(1, 53305780), (2, 26652890), (4, 13326445), (5, 10661156), (10, 5330578), (11, 4845980), (20, 2665289), (22, 2422990), (44, 1211495), (55, 969196), (101, 527780), (110, 484598), (202, 263890), (220, 242299), (404, 131945), (505, 105556), (1010, 52778), (1111, 47980), (2020, 26389), (2222, 23990), (2399, 22220), (4444, 11995), (4798, 11110), (5555, 9596)]