30042460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{214589}}^1$

素因数の和:214605

約数の個数: 24

約数和(自身を含む): 72102240

約数和(自身を除く): 42059780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 214589, 429178, 858356, 1072945, 1502123, 2145890, 3004246, 4291780, 6008492, 7510615, 15021230, 30042460]

約数ペア:

[(1, 30042460), (2, 15021230), (4, 7510615), (5, 6008492), (7, 4291780), (10, 3004246), (14, 2145890), (20, 1502123), (28, 1072945), (35, 858356), (70, 429178), (140, 214589)]