27908360

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 65458800

約数和(自身を除く): 37550440

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 109, 148, 173, 185, 218, 296, 346, 370, 436, 545, 692, 740, 865, 872, 1090, 1384, 1480, 1730, 2180, 3460, 4033, 4360, 6401, 6920, 8066, 12802, 16132, 18857, 20165, 25604, 32005, 32264, 37714, 40330, 51208, 64010, 75428, 80660, 94285, 128020, 150856, 161320, 188570, 256040, 377140, 697709, 754280, 1395418, 2790836, 3488545, 5581672, 6977090, 13954180, 27908360]

約数ペア:

[(1, 27908360), (2, 13954180), (4, 6977090), (5, 5581672), (8, 3488545), (10, 2790836), (20, 1395418), (37, 754280), (40, 697709), (74, 377140), (109, 256040), (148, 188570), (173, 161320), (185, 150856), (218, 128020), (296, 94285), (346, 80660), (370, 75428), (436, 64010), (545, 51208), (692, 40330), (740, 37714), (865, 32264), (872, 32005), (1090, 25604), (1384, 20165), (1480, 18857), (1730, 16132), (2180, 12802), (3460, 8066), (4033, 6920), (4360, 6401)]