2390920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8539}}^1$

素因数の和:8557

約数の個数: 32

約数和(自身を含む): 6148800

約数和(自身を除く): 3757880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8539, 17078, 34156, 42695, 59773, 68312, 85390, 119546, 170780, 239092, 298865, 341560, 478184, 597730, 1195460, 2390920]

約数ペア:

[(1, 2390920), (2, 1195460), (4, 597730), (5, 478184), (7, 341560), (8, 298865), (10, 239092), (14, 170780), (20, 119546), (28, 85390), (35, 68312), (40, 59773), (56, 42695), (70, 34156), (140, 17078), (280, 8539)]