2100078728

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{271}}^1\times {\mathrm{823}}^1$

素因数の和:1218

約数の個数: 64

約数和(自身を含む): 4357048320

約数和(自身を除く): 2256969592

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 107, 214, 271, 428, 542, 823, 856, 1084, 1177, 1646, 2168, 2354, 2981, 3292, 4708, 5962, 6584, 9053, 9416, 11924, 18106, 23848, 28997, 36212, 57994, 72424, 88061, 115988, 176122, 223033, 231976, 318967, 352244, 446066, 637934, 704488, 892132, 968671, 1275868, 1784264, 1937342, 2453363, 2551736, 3874684, 4906726, 7749368, 9813452, 19626904, 23864531, 47729062, 95458124, 190916248, 262509841, 525019682, 1050039364, 2100078728]

約数ペア:

[(1, 2100078728), (2, 1050039364), (4, 525019682), (8, 262509841), (11, 190916248), (22, 95458124), (44, 47729062), (88, 23864531), (107, 19626904), (214, 9813452), (271, 7749368), (428, 4906726), (542, 3874684), (823, 2551736), (856, 2453363), (1084, 1937342), (1177, 1784264), (1646, 1275868), (2168, 968671), (2354, 892132), (2981, 704488), (3292, 637934), (4708, 446066), (5962, 352244), (6584, 318967), (9053, 231976), (9416, 223033), (11924, 176122), (18106, 115988), (23848, 88061), (28997, 72424), (36212, 57994)]