147920920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{528289}}^1$

素因数の和:528307

約数の個数: 32

約数和(自身を含む): 380368800

約数和(自身を除く): 232447880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 528289, 1056578, 2113156, 2641445, 3698023, 4226312, 5282890, 7396046, 10565780, 14792092, 18490115, 21131560, 29584184, 36980230, 73960460, 147920920]

約数ペア:

[(1, 147920920), (2, 73960460), (4, 36980230), (5, 29584184), (7, 21131560), (8, 18490115), (10, 14792092), (14, 10565780), (20, 7396046), (28, 5282890), (35, 4226312), (40, 3698023), (56, 2641445), (70, 2113156), (140, 1056578), (280, 528289)]