20342270040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{42797}}^1$

素因数の和:43061

約数の個数: 128

約数和(自身を含む): 64895463360

約数和(自身を除く): 44553193320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 233, 255, 340, 408, 466, 510, 680, 699, 932, 1020, 1165, 1398, 1864, 2040, 2330, 2796, 3495, 3961, 4660, 5592, 6990, 7922, 9320, 11883, 13980, 15844, 19805, 23766, 27960, 31688, 39610, 42797, 47532, 59415, 79220, 85594, 95064, 118830, 128391, 158440, 171188, 213985, 237660, 256782, 342376, 427970, 475320, 513564, 641955, 727549, 855940, 1027128, 1283910, 1455098, 1711880, 2182647, 2567820, 2910196, 3637745, 4365294, 5135640, 5820392, 7275490, 8730588, 9971701, 10913235, 14550980, 17461176, 19943402, 21826470, 29101960, 29915103, 39886804, 43652940, 49858505, 59830206, 79773608, 87305880, 99717010, 119660412, 149575515, 169518917, 199434020, 239320824, 299151030, 339037834, 398868040, 508556751, 598302060, 678075668, 847594585, 1017113502, 1196604120, 1356151336, 1695189170, 2034227004, 2542783755, 3390378340, 4068454008, 5085567510, 6780756680, 10171135020, 20342270040]

約数ペア:

[(1, 20342270040), (2, 10171135020), (3, 6780756680), (4, 5085567510), (5, 4068454008), (6, 3390378340), (8, 2542783755), (10, 2034227004), (12, 1695189170), (15, 1356151336), (17, 1196604120), (20, 1017113502), (24, 847594585), (30, 678075668), (34, 598302060), (40, 508556751), (51, 398868040), (60, 339037834), (68, 299151030), (85, 239320824), (102, 199434020), (120, 169518917), (136, 149575515), (170, 119660412), (204, 99717010), (233, 87305880), (255, 79773608), (340, 59830206), (408, 49858505), (466, 43652940), (510, 39886804), (680, 29915103), (699, 29101960), (932, 21826470), (1020, 19943402), (1165, 17461176), (1398, 14550980), (1864, 10913235), (2040, 9971701), (2330, 8730588), (2796, 7275490), (3495, 5820392), (3961, 5135640), (4660, 4365294), (5592, 3637745), (6990, 2910196), (7922, 2567820), (9320, 2182647), (11883, 1711880), (13980, 1455098), (15844, 1283910), (19805, 1027128), (23766, 855940), (27960, 727549), (31688, 641955), (39610, 513564), (42797, 475320), (47532, 427970), (59415, 342376), (79220, 256782), (85594, 237660), (95064, 213985), (118830, 171188), (128391, 158440)]