42430540

素因数分解:

$2^2\times 5^1\times {\mathrm{443}}^1\times {\mathrm{4789}}^1$

素因数の和:5241

約数の個数: 24

約数和(自身を含む): 89323920

約数和(自身を除く): 46893380

約数列:

[1, 2, 4, 5, 10, 20, 443, 886, 1772, 2215, 4430, 4789, 8860, 9578, 19156, 23945, 47890, 95780, 2121527, 4243054, 8486108, 10607635, 21215270, 42430540]

約数ペア:

[(1, 42430540), (2, 21215270), (4, 10607635), (5, 8486108), (10, 4243054), (20, 2121527), (443, 95780), (886, 47890), (1772, 23945), (2215, 19156), (4430, 9578), (4789, 8860)]