2009153560

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1\times {\mathrm{1319}}^1$

素因数の和:1780

約数の個数: 64

約数和(自身を含む): 4577601600

約数和(自身を除く): 2568448040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 337, 452, 565, 674, 904, 1130, 1319, 1348, 1685, 2260, 2638, 2696, 3370, 4520, 5276, 6595, 6740, 10552, 13190, 13480, 26380, 38081, 52760, 76162, 149047, 152324, 190405, 298094, 304648, 380810, 444503, 596188, 745235, 761620, 889006, 1192376, 1490470, 1523240, 1778012, 2222515, 2980940, 3556024, 4445030, 5961880, 8890060, 17780120, 50228839, 100457678, 200915356, 251144195, 401830712, 502288390, 1004576780, 2009153560]

約数ペア:

[(1, 2009153560), (2, 1004576780), (4, 502288390), (5, 401830712), (8, 251144195), (10, 200915356), (20, 100457678), (40, 50228839), (113, 17780120), (226, 8890060), (337, 5961880), (452, 4445030), (565, 3556024), (674, 2980940), (904, 2222515), (1130, 1778012), (1319, 1523240), (1348, 1490470), (1685, 1192376), (2260, 889006), (2638, 761620), (2696, 745235), (3370, 596188), (4520, 444503), (5276, 380810), (6595, 304648), (6740, 298094), (10552, 190405), (13190, 152324), (13480, 149047), (26380, 76162), (38081, 52760)]