42122920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{150439}}^1$

素因数の和:150457

約数の個数: 32

約数和(自身を含む): 108316800

約数和(自身を除く): 66193880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 150439, 300878, 601756, 752195, 1053073, 1203512, 1504390, 2106146, 3008780, 4212292, 5265365, 6017560, 8424584, 10530730, 21061460, 42122920]

約数ペア:

[(1, 42122920), (2, 21061460), (4, 10530730), (5, 8424584), (7, 6017560), (8, 5265365), (10, 4212292), (14, 3008780), (20, 2106146), (28, 1504390), (35, 1203512), (40, 1053073), (56, 752195), (70, 601756), (140, 300878), (280, 150439)]