208048470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{990707}}^1$

素因数の和:990724

約数の個数: 32

約数和(自身を含む): 570647808

約数和(自身を除く): 362599338

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 990707, 1981414, 2972121, 4953535, 5944242, 6934949, 9907070, 13869898, 14860605, 20804847, 29721210, 34674745, 41609694, 69349490, 104024235, 208048470]

約数ペア:

[(1, 208048470), (2, 104024235), (3, 69349490), (5, 41609694), (6, 34674745), (7, 29721210), (10, 20804847), (14, 14860605), (15, 13869898), (21, 9907070), (30, 6934949), (35, 5944242), (42, 4953535), (70, 2972121), (105, 1981414), (210, 990707)]