20337100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1709}}^1$

素因数の和:1747

約数の個数: 72

約数和(自身を含む): 53434080

約数和(自身を除く): 33096980

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 50, 68, 70, 85, 100, 119, 140, 170, 175, 238, 340, 350, 425, 476, 595, 700, 850, 1190, 1700, 1709, 2380, 2975, 3418, 5950, 6836, 8545, 11900, 11963, 17090, 23926, 29053, 34180, 42725, 47852, 58106, 59815, 85450, 116212, 119630, 145265, 170900, 203371, 239260, 290530, 299075, 406742, 581060, 598150, 726325, 813484, 1016855, 1196300, 1452650, 2033710, 2905300, 4067420, 5084275, 10168550, 20337100]

約数ペア:

[(1, 20337100), (2, 10168550), (4, 5084275), (5, 4067420), (7, 2905300), (10, 2033710), (14, 1452650), (17, 1196300), (20, 1016855), (25, 813484), (28, 726325), (34, 598150), (35, 581060), (50, 406742), (68, 299075), (70, 290530), (85, 239260), (100, 203371), (119, 170900), (140, 145265), (170, 119630), (175, 116212), (238, 85450), (340, 59815), (350, 58106), (425, 47852), (476, 42725), (595, 34180), (700, 29053), (850, 23926), (1190, 17090), (1700, 11963), (1709, 11900), (2380, 8545), (2975, 6836), (3418, 5950)]