7740880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 21498624

約数和(自身を除く): 13757744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 601, 644, 805, 920, 1202, 1288, 1610, 1840, 2404, 2576, 3005, 3220, 4207, 4808, 6010, 6440, 8414, 9616, 12020, 12880, 13823, 16828, 21035, 24040, 27646, 33656, 42070, 48080, 55292, 67312, 69115, 84140, 96761, 110584, 138230, 168280, 193522, 221168, 276460, 336560, 387044, 483805, 552920, 774088, 967610, 1105840, 1548176, 1935220, 3870440, 7740880]

約数ペア:

[(1, 7740880), (2, 3870440), (4, 1935220), (5, 1548176), (7, 1105840), (8, 967610), (10, 774088), (14, 552920), (16, 483805), (20, 387044), (23, 336560), (28, 276460), (35, 221168), (40, 193522), (46, 168280), (56, 138230), (70, 110584), (80, 96761), (92, 84140), (112, 69115), (115, 67312), (140, 55292), (161, 48080), (184, 42070), (230, 33656), (280, 27646), (322, 24040), (368, 21035), (460, 16828), (560, 13823), (601, 12880), (644, 12020), (805, 9616), (920, 8414), (1202, 6440), (1288, 6010), (1610, 4808), (1840, 4207), (2404, 3220), (2576, 3005)]