6474980

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{769}}^1$

素因数の和:1199

約数の個数: 24

約数和(自身を含む): 13647480

約数和(自身を除く): 7172500

約数列:

[1, 2, 4, 5, 10, 20, 421, 769, 842, 1538, 1684, 2105, 3076, 3845, 4210, 7690, 8420, 15380, 323749, 647498, 1294996, 1618745, 3237490, 6474980]

約数ペア:

[(1, 6474980), (2, 3237490), (4, 1618745), (5, 1294996), (10, 647498), (20, 323749), (421, 15380), (769, 8420), (842, 7690), (1538, 4210), (1684, 3845), (2105, 3076)]