27910520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{277}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 69055200

約数和(自身を除く): 41144680

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 229, 277, 440, 458, 554, 916, 1108, 1145, 1385, 1832, 2216, 2290, 2519, 2770, 3047, 4580, 5038, 5540, 6094, 9160, 10076, 11080, 12188, 12595, 15235, 20152, 24376, 25190, 30470, 50380, 60940, 63433, 100760, 121880, 126866, 253732, 317165, 507464, 634330, 697763, 1268660, 1395526, 2537320, 2791052, 3488815, 5582104, 6977630, 13955260, 27910520]

約数ペア:

[(1, 27910520), (2, 13955260), (4, 6977630), (5, 5582104), (8, 3488815), (10, 2791052), (11, 2537320), (20, 1395526), (22, 1268660), (40, 697763), (44, 634330), (55, 507464), (88, 317165), (110, 253732), (220, 126866), (229, 121880), (277, 100760), (440, 63433), (458, 60940), (554, 50380), (916, 30470), (1108, 25190), (1145, 24376), (1385, 20152), (1832, 15235), (2216, 12595), (2290, 12188), (2519, 11080), (2770, 10076), (3047, 9160), (4580, 6094), (5038, 5540)]