210339920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{375607}}^1$

素因数の和:375627

約数の個数: 40

約数和(自身を含む): 558904704

約数和(自身を除く): 348564784

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 375607, 751214, 1502428, 1878035, 2629249, 3004856, 3756070, 5258498, 6009712, 7512140, 10516996, 13146245, 15024280, 21033992, 26292490, 30048560, 42067984, 52584980, 105169960, 210339920]

約数ペア:

[(1, 210339920), (2, 105169960), (4, 52584980), (5, 42067984), (7, 30048560), (8, 26292490), (10, 21033992), (14, 15024280), (16, 13146245), (20, 10516996), (28, 7512140), (35, 6009712), (40, 5258498), (56, 3756070), (70, 3004856), (80, 2629249), (112, 1878035), (140, 1502428), (280, 751214), (560, 375607)]