7430920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{26539}}^1$

素因数の和:26557

約数の個数: 32

約数和(自身を含む): 19108800

約数和(自身を除く): 11677880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 26539, 53078, 106156, 132695, 185773, 212312, 265390, 371546, 530780, 743092, 928865, 1061560, 1486184, 1857730, 3715460, 7430920]

約数ペア:

[(1, 7430920), (2, 3715460), (4, 1857730), (5, 1486184), (7, 1061560), (8, 928865), (10, 743092), (14, 530780), (20, 371546), (28, 265390), (35, 212312), (40, 185773), (56, 132695), (70, 106156), (140, 53078), (280, 26539)]