2720229848

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2556607}}^1$

素因数の和:2556639

約数の個数: 32

約数和(自身を含む): 6135859200

約数和(自身を除く): 3415629352

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 2556607, 5113214, 10226428, 17896249, 20452856, 35792498, 48575533, 71584996, 97151066, 143169992, 194302132, 340028731, 388604264, 680057462, 1360114924, 2720229848]

約数ペア:

[(1, 2720229848), (2, 1360114924), (4, 680057462), (7, 388604264), (8, 340028731), (14, 194302132), (19, 143169992), (28, 97151066), (38, 71584996), (56, 48575533), (76, 35792498), (133, 20452856), (152, 17896249), (266, 10226428), (532, 5113214), (1064, 2556607)]