57921680

素因数分解:

$2^4\times 5^1\times {\mathrm{724021}}^1$

素因数の和:724034

約数の個数: 20

約数和(自身を含む): 134668092

約数和(自身を除く): 76746412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 724021, 1448042, 2896084, 3620105, 5792168, 7240210, 11584336, 14480420, 28960840, 57921680]

約数ペア:

[(1, 57921680), (2, 28960840), (4, 14480420), (5, 11584336), (8, 7240210), (10, 5792168), (16, 3620105), (20, 2896084), (40, 1448042), (80, 724021)]