858239680

素因数分解:

$2^6\times 5^1\times {\mathrm{907}}^1\times {\mathrm{2957}}^1$

素因数の和:3881

約数の個数: 56

約数和(自身を含む): 2046628368

約数和(自身を除く): 1188388688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 907, 1814, 2957, 3628, 4535, 5914, 7256, 9070, 11828, 14512, 14785, 18140, 23656, 29024, 29570, 36280, 47312, 58048, 59140, 72560, 94624, 118280, 145120, 189248, 236560, 290240, 473120, 946240, 2681999, 5363998, 10727996, 13409995, 21455992, 26819990, 42911984, 53639980, 85823968, 107279960, 171647936, 214559920, 429119840, 858239680]

約数ペア:

[(1, 858239680), (2, 429119840), (4, 214559920), (5, 171647936), (8, 107279960), (10, 85823968), (16, 53639980), (20, 42911984), (32, 26819990), (40, 21455992), (64, 13409995), (80, 10727996), (160, 5363998), (320, 2681999), (907, 946240), (1814, 473120), (2957, 290240), (3628, 236560), (4535, 189248), (5914, 145120), (7256, 118280), (9070, 94624), (11828, 72560), (14512, 59140), (14785, 58048), (18140, 47312), (23656, 36280), (29024, 29570)]