13560490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{479}}^1$

素因数の和:654

約数の個数: 32

約数和(自身を含む): 25920000

約数和(自身を除く): 12359510

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 479, 745, 958, 1490, 2395, 2831, 4790, 5662, 9101, 14155, 18202, 28310, 45505, 71371, 91010, 142742, 356855, 713710, 1356049, 2712098, 6780245, 13560490]

約数ペア:

[(1, 13560490), (2, 6780245), (5, 2712098), (10, 1356049), (19, 713710), (38, 356855), (95, 142742), (149, 91010), (190, 71371), (298, 45505), (479, 28310), (745, 18202), (958, 14155), (1490, 9101), (2395, 5662), (2831, 4790)]