2597840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{4639}}^1$

素因数の和:4659

約数の個数: 40

約数和(自身を含む): 6904320

約数和(自身を除く): 4306480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 4639, 9278, 18556, 23195, 32473, 37112, 46390, 64946, 74224, 92780, 129892, 162365, 185560, 259784, 324730, 371120, 519568, 649460, 1298920, 2597840]

約数ペア:

[(1, 2597840), (2, 1298920), (4, 649460), (5, 519568), (7, 371120), (8, 324730), (10, 259784), (14, 185560), (16, 162365), (20, 129892), (28, 92780), (35, 74224), (40, 64946), (56, 46390), (70, 37112), (80, 32473), (112, 23195), (140, 18556), (280, 9278), (560, 4639)]