7988980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23497}}^1$

素因数の和:23523

約数の個数: 24

約数和(自身を含む): 17764488

約数和(自身を除く): 9775508

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 23497, 46994, 93988, 117485, 234970, 399449, 469940, 798898, 1597796, 1997245, 3994490, 7988980]

約数ペア:

[(1, 7988980), (2, 3994490), (4, 1997245), (5, 1597796), (10, 798898), (17, 469940), (20, 399449), (34, 234970), (68, 117485), (85, 93988), (170, 46994), (340, 23497)]