2020123595

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:420

約数の個数: 64

約数和(自身を含む): 2924937216

約数和(自身を除く): 904813621

約数列:

[1, 5, 7, 35, 37, 71, 127, 173, 185, 259, 355, 497, 635, 865, 889, 1211, 1295, 2485, 2627, 4445, 4699, 6055, 6401, 9017, 12283, 13135, 18389, 21971, 23495, 32005, 32893, 44807, 45085, 61415, 63119, 85981, 91945, 109855, 153797, 164465, 224035, 315595, 333629, 429905, 454471, 768985, 812927, 1559941, 1668145, 2272355, 2335403, 3181297, 4064635, 5690489, 7799705, 10919587, 11677015, 15906485, 28452445, 54597935, 57717817, 288589085, 404024719, 2020123595]

約数ペア:

[(1, 2020123595), (5, 404024719), (7, 288589085), (35, 57717817), (37, 54597935), (71, 28452445), (127, 15906485), (173, 11677015), (185, 10919587), (259, 7799705), (355, 5690489), (497, 4064635), (635, 3181297), (865, 2335403), (889, 2272355), (1211, 1668145), (1295, 1559941), (2485, 812927), (2627, 768985), (4445, 454471), (4699, 429905), (6055, 333629), (6401, 315595), (9017, 224035), (12283, 164465), (13135, 153797), (18389, 109855), (21971, 91945), (23495, 85981), (32005, 63119), (32893, 61415), (44807, 45085)]