12144280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4159}}^1$

素因数の和:4243

約数の個数: 32

約数和(自身を含む): 27705600

約数和(自身を除く): 15561320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4159, 8318, 16636, 20795, 33272, 41590, 83180, 166360, 303607, 607214, 1214428, 1518035, 2428856, 3036070, 6072140, 12144280]

約数ペア:

[(1, 12144280), (2, 6072140), (4, 3036070), (5, 2428856), (8, 1518035), (10, 1214428), (20, 607214), (40, 303607), (73, 166360), (146, 83180), (292, 41590), (365, 33272), (584, 20795), (730, 16636), (1460, 8318), (2920, 4159)]