2537420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{439}}^1$

素因数の和:482

約数の個数: 36

約数和(自身を含む): 5673360

約数和(自身を除く): 3135940

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 439, 578, 878, 1156, 1445, 1756, 2195, 2890, 4390, 5780, 7463, 8780, 14926, 29852, 37315, 74630, 126871, 149260, 253742, 507484, 634355, 1268710, 2537420]

約数ペア:

[(1, 2537420), (2, 1268710), (4, 634355), (5, 507484), (10, 253742), (17, 149260), (20, 126871), (34, 74630), (68, 37315), (85, 29852), (170, 14926), (289, 8780), (340, 7463), (439, 5780), (578, 4390), (878, 2890), (1156, 2195), (1445, 1756)]