56939420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{26119}}^1$

素因数の和:26237

約数の個数: 24

約数和(自身を含む): 120674400

約数和(自身を除く): 63734980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 26119, 52238, 104476, 130595, 261190, 522380, 2846971, 5693942, 11387884, 14234855, 28469710, 56939420]

約数ペア:

[(1, 56939420), (2, 28469710), (4, 14234855), (5, 11387884), (10, 5693942), (20, 2846971), (109, 522380), (218, 261190), (436, 130595), (545, 104476), (1090, 52238), (2180, 26119)]