28081410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{2729}}^1$

素因数の和:2760

約数の個数: 64

約数和(自身を含む): 78624000

約数和(自身を除く): 50542590

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 343, 490, 686, 735, 1029, 1470, 1715, 2058, 2729, 3430, 5145, 5458, 8187, 10290, 13645, 16374, 19103, 27290, 38206, 40935, 57309, 81870, 95515, 114618, 133721, 191030, 267442, 286545, 401163, 573090, 668605, 802326, 936047, 1337210, 1872094, 2005815, 2808141, 4011630, 4680235, 5616282, 9360470, 14040705, 28081410]

約数ペア:

[(1, 28081410), (2, 14040705), (3, 9360470), (5, 5616282), (6, 4680235), (7, 4011630), (10, 2808141), (14, 2005815), (15, 1872094), (21, 1337210), (30, 936047), (35, 802326), (42, 668605), (49, 573090), (70, 401163), (98, 286545), (105, 267442), (147, 191030), (210, 133721), (245, 114618), (294, 95515), (343, 81870), (490, 57309), (686, 40935), (735, 38206), (1029, 27290), (1470, 19103), (1715, 16374), (2058, 13645), (2729, 10290), (3430, 8187), (5145, 5458)]