2139690

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 6137856

約数和(自身を除く): 3998166

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 443, 483, 690, 805, 886, 966, 1329, 1610, 2215, 2415, 2658, 3101, 4430, 4830, 6202, 6645, 9303, 10189, 13290, 15505, 18606, 20378, 30567, 31010, 46515, 50945, 61134, 71323, 93030, 101890, 142646, 152835, 213969, 305670, 356615, 427938, 713230, 1069845, 2139690]

約数ペア:

[(1, 2139690), (2, 1069845), (3, 713230), (5, 427938), (6, 356615), (7, 305670), (10, 213969), (14, 152835), (15, 142646), (21, 101890), (23, 93030), (30, 71323), (35, 61134), (42, 50945), (46, 46515), (69, 31010), (70, 30567), (105, 20378), (115, 18606), (138, 15505), (161, 13290), (210, 10189), (230, 9303), (322, 6645), (345, 6202), (443, 4830), (483, 4430), (690, 3101), (805, 2658), (886, 2415), (966, 2215), (1329, 1610)]