160023920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{285757}}^1$

素因数の和:285777

約数の個数: 40

約数和(自身を含む): 425207904

約数和(自身を除く): 265183984

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 285757, 571514, 1143028, 1428785, 2000299, 2286056, 2857570, 4000598, 4572112, 5715140, 8001196, 10001495, 11430280, 16002392, 20002990, 22860560, 32004784, 40005980, 80011960, 160023920]

約数ペア:

[(1, 160023920), (2, 80011960), (4, 40005980), (5, 32004784), (7, 22860560), (8, 20002990), (10, 16002392), (14, 11430280), (16, 10001495), (20, 8001196), (28, 5715140), (35, 4572112), (40, 4000598), (56, 2857570), (70, 2286056), (80, 2000299), (112, 1428785), (140, 1143028), (280, 571514), (560, 285757)]