12285440

素因数分解:

$2^9\times 5^1\times {\mathrm{4799}}^1$

素因数の和:4822

約数の個数: 40

約数和(自身を含む): 29462400

約数和(自身を除く): 17176960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 4799, 9598, 19196, 23995, 38392, 47990, 76784, 95980, 153568, 191960, 307136, 383920, 614272, 767840, 1228544, 1535680, 2457088, 3071360, 6142720, 12285440]

約数ペア:

[(1, 12285440), (2, 6142720), (4, 3071360), (5, 2457088), (8, 1535680), (10, 1228544), (16, 767840), (20, 614272), (32, 383920), (40, 307136), (64, 191960), (80, 153568), (128, 95980), (160, 76784), (256, 47990), (320, 38392), (512, 23995), (640, 19196), (1280, 9598), (2560, 4799)]