2155607440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{3849299}}^1$

素因数の和:3849319

約数の個数: 40

約数和(自身を含む): 5727758400

約数和(自身を除く): 3572150960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 3849299, 7698598, 15397196, 19246495, 26945093, 30794392, 38492990, 53890186, 61588784, 76985980, 107780372, 134725465, 153971960, 215560744, 269450930, 307943920, 431121488, 538901860, 1077803720, 2155607440]

約数ペア:

[(1, 2155607440), (2, 1077803720), (4, 538901860), (5, 431121488), (7, 307943920), (8, 269450930), (10, 215560744), (14, 153971960), (16, 134725465), (20, 107780372), (28, 76985980), (35, 61588784), (40, 53890186), (56, 38492990), (70, 30794392), (80, 26945093), (112, 19246495), (140, 15397196), (280, 7698598), (560, 3849299)]