27908631190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{991}}^1\times {\mathrm{256019}}^1$

素因数の和:257028

約数の個数: 32

約数和(自身を含む): 54857917440

約数和(自身を除く): 26949286250

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 991, 1982, 4955, 9910, 10901, 21802, 54505, 109010, 256019, 512038, 1280095, 2560190, 2816209, 5632418, 14081045, 28162090, 253714829, 507429658, 1268574145, 2537148290, 2790863119, 5581726238, 13954315595, 27908631190]

約数ペア:

[(1, 27908631190), (2, 13954315595), (5, 5581726238), (10, 2790863119), (11, 2537148290), (22, 1268574145), (55, 507429658), (110, 253714829), (991, 28162090), (1982, 14081045), (4955, 5632418), (9910, 2816209), (10901, 2560190), (21802, 1280095), (54505, 512038), (109010, 256019)]