842420

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{577}}^1$

素因数の和:659

約数の個数: 24

約数和(自身を含む): 1796424

約数和(自身を除く): 954004

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 577, 730, 1154, 1460, 2308, 2885, 5770, 11540, 42121, 84242, 168484, 210605, 421210, 842420]

約数ペア:

[(1, 842420), (2, 421210), (4, 210605), (5, 168484), (10, 84242), (20, 42121), (73, 11540), (146, 5770), (292, 2885), (365, 2308), (577, 1460), (730, 1154)]