1678442980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{9439}}^1$

素因数の和:9988

約数の個数: 48

約数和(自身を含む): 3739599360

約数和(自身を除く): 2061156380

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 523, 1046, 2092, 2615, 5230, 8891, 9439, 10460, 17782, 18878, 35564, 37756, 44455, 47195, 88910, 94390, 160463, 177820, 188780, 320926, 641852, 802315, 1604630, 3209260, 4936597, 9873194, 19746388, 24682985, 49365970, 83922149, 98731940, 167844298, 335688596, 419610745, 839221490, 1678442980]

約数ペア:

[(1, 1678442980), (2, 839221490), (4, 419610745), (5, 335688596), (10, 167844298), (17, 98731940), (20, 83922149), (34, 49365970), (68, 24682985), (85, 19746388), (170, 9873194), (340, 4936597), (523, 3209260), (1046, 1604630), (2092, 802315), (2615, 641852), (5230, 320926), (8891, 188780), (9439, 177820), (10460, 160463), (17782, 94390), (18878, 88910), (35564, 47195), (37756, 44455)]