27720755080

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1\times {\mathrm{6863}}^1$

素因数の和:7534

約数の個数: 64

約数和(自身を含む): 62789126400

約数和(自身を除く): 35068371320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 419, 482, 838, 964, 1205, 1676, 1928, 2095, 2410, 3352, 4190, 4820, 6863, 8380, 9640, 13726, 16760, 27452, 34315, 54904, 68630, 100979, 137260, 201958, 274520, 403916, 504895, 807832, 1009790, 1653983, 2019580, 2875597, 3307966, 4039160, 5751194, 6615932, 8269915, 11502388, 13231864, 14377985, 16539830, 23004776, 28755970, 33079660, 57511940, 66159320, 115023880, 693018877, 1386037754, 2772075508, 3465094385, 5544151016, 6930188770, 13860377540, 27720755080]

約数ペア:

[(1, 27720755080), (2, 13860377540), (4, 6930188770), (5, 5544151016), (8, 3465094385), (10, 2772075508), (20, 1386037754), (40, 693018877), (241, 115023880), (419, 66159320), (482, 57511940), (838, 33079660), (964, 28755970), (1205, 23004776), (1676, 16539830), (1928, 14377985), (2095, 13231864), (2410, 11502388), (3352, 8269915), (4190, 6615932), (4820, 5751194), (6863, 4039160), (8380, 3307966), (9640, 2875597), (13726, 2019580), (16760, 1653983), (27452, 1009790), (34315, 807832), (54904, 504895), (68630, 403916), (100979, 274520), (137260, 201958)]