2018775920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{33073}}^1$

素因数の和:33202

約数の個数: 80

約数和(自身を含む): 5413552320

約数和(自身を除く): 3394776400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 280, 436, 545, 560, 763, 872, 1090, 1526, 1744, 2180, 3052, 3815, 4360, 6104, 7630, 8720, 12208, 15260, 30520, 33073, 61040, 66146, 132292, 165365, 231511, 264584, 330730, 463022, 529168, 661460, 926044, 1157555, 1322920, 1852088, 2315110, 2645840, 3604957, 3704176, 4630220, 7209914, 9260440, 14419828, 18024785, 18520880, 25234699, 28839656, 36049570, 50469398, 57679312, 72099140, 100938796, 126173495, 144198280, 201877592, 252346990, 288396560, 403755184, 504693980, 1009387960, 2018775920]

約数ペア:

[(1, 2018775920), (2, 1009387960), (4, 504693980), (5, 403755184), (7, 288396560), (8, 252346990), (10, 201877592), (14, 144198280), (16, 126173495), (20, 100938796), (28, 72099140), (35, 57679312), (40, 50469398), (56, 36049570), (70, 28839656), (80, 25234699), (109, 18520880), (112, 18024785), (140, 14419828), (218, 9260440), (280, 7209914), (436, 4630220), (545, 3704176), (560, 3604957), (763, 2645840), (872, 2315110), (1090, 1852088), (1526, 1322920), (1744, 1157555), (2180, 926044), (3052, 661460), (3815, 529168), (4360, 463022), (6104, 330730), (7630, 264584), (8720, 231511), (12208, 165365), (15260, 132292), (30520, 66146), (33073, 61040)]