339667580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{4639}}^1$

素因数の和:5178

約数の個数: 48

約数和(自身を含む): 816936960

約数和(自身を除く): 477269380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 1046, 2092, 2615, 3661, 4639, 5230, 7322, 9278, 10460, 14644, 18305, 18556, 23195, 32473, 36610, 46390, 64946, 73220, 92780, 129892, 162365, 324730, 649460, 2426197, 4852394, 9704788, 12130985, 16983379, 24261970, 33966758, 48523940, 67933516, 84916895, 169833790, 339667580]

約数ペア:

[(1, 339667580), (2, 169833790), (4, 84916895), (5, 67933516), (7, 48523940), (10, 33966758), (14, 24261970), (20, 16983379), (28, 12130985), (35, 9704788), (70, 4852394), (140, 2426197), (523, 649460), (1046, 324730), (2092, 162365), (2615, 129892), (3661, 92780), (4639, 73220), (5230, 64946), (7322, 46390), (9278, 36610), (10460, 32473), (14644, 23195), (18305, 18556)]