2021567380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{7013}}^1$

素因数の和:7129

約数の個数: 96

約数和(自身を含む): 5090480640

約数和(自身を除く): 3068913260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 71, 116, 140, 142, 145, 203, 284, 290, 355, 406, 497, 580, 710, 812, 994, 1015, 1420, 1988, 2030, 2059, 2485, 4060, 4118, 4970, 7013, 8236, 9940, 10295, 14026, 14413, 20590, 28052, 28826, 35065, 41180, 49091, 57652, 70130, 72065, 98182, 140260, 144130, 196364, 203377, 245455, 288260, 406754, 490910, 497923, 813508, 981820, 995846, 1016885, 1423639, 1991692, 2033770, 2489615, 2847278, 3485461, 4067540, 4979230, 5694556, 6970922, 7118195, 9958460, 13941844, 14236390, 14439767, 17427305, 28472780, 28879534, 34854610, 57759068, 69709220, 72198835, 101078369, 144397670, 202156738, 288795340, 404313476, 505391845, 1010783690, 2021567380]

約数ペア:

[(1, 2021567380), (2, 1010783690), (4, 505391845), (5, 404313476), (7, 288795340), (10, 202156738), (14, 144397670), (20, 101078369), (28, 72198835), (29, 69709220), (35, 57759068), (58, 34854610), (70, 28879534), (71, 28472780), (116, 17427305), (140, 14439767), (142, 14236390), (145, 13941844), (203, 9958460), (284, 7118195), (290, 6970922), (355, 5694556), (406, 4979230), (497, 4067540), (580, 3485461), (710, 2847278), (812, 2489615), (994, 2033770), (1015, 1991692), (1420, 1423639), (1988, 1016885), (2030, 995846), (2059, 981820), (2485, 813508), (4060, 497923), (4118, 490910), (4970, 406754), (7013, 288260), (8236, 245455), (9940, 203377), (10295, 196364), (14026, 144130), (14413, 140260), (20590, 98182), (28052, 72065), (28826, 70130), (35065, 57652), (41180, 49091)]