2139620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:93

約数の個数: 96

約数和(自身を含む): 5806080

約数和(自身を除く): 3666460

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 29, 31, 34, 35, 58, 62, 68, 70, 85, 116, 119, 124, 140, 145, 155, 170, 203, 217, 238, 290, 310, 340, 406, 434, 476, 493, 527, 580, 595, 620, 812, 868, 899, 986, 1015, 1054, 1085, 1190, 1798, 1972, 2030, 2108, 2170, 2380, 2465, 2635, 3451, 3596, 3689, 4060, 4340, 4495, 4930, 5270, 6293, 6902, 7378, 8990, 9860, 10540, 12586, 13804, 14756, 15283, 17255, 17980, 18445, 25172, 30566, 31465, 34510, 36890, 61132, 62930, 69020, 73780, 76415, 106981, 125860, 152830, 213962, 305660, 427924, 534905, 1069810, 2139620]

約数ペア:

[(1, 2139620), (2, 1069810), (4, 534905), (5, 427924), (7, 305660), (10, 213962), (14, 152830), (17, 125860), (20, 106981), (28, 76415), (29, 73780), (31, 69020), (34, 62930), (35, 61132), (58, 36890), (62, 34510), (68, 31465), (70, 30566), (85, 25172), (116, 18445), (119, 17980), (124, 17255), (140, 15283), (145, 14756), (155, 13804), (170, 12586), (203, 10540), (217, 9860), (238, 8990), (290, 7378), (310, 6902), (340, 6293), (406, 5270), (434, 4930), (476, 4495), (493, 4340), (527, 4060), (580, 3689), (595, 3596), (620, 3451), (812, 2635), (868, 2465), (899, 2380), (986, 2170), (1015, 2108), (1054, 2030), (1085, 1972), (1190, 1798)]