199289980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{586147}}^1$

素因数の和:586173

約数の個数: 24

約数和(自身を含む): 443127888

約数和(自身を除く): 243837908

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 586147, 1172294, 2344588, 2930735, 5861470, 9964499, 11722940, 19928998, 39857996, 49822495, 99644990, 199289980]

約数ペア:

[(1, 199289980), (2, 99644990), (4, 49822495), (5, 39857996), (10, 19928998), (17, 11722940), (20, 9964499), (34, 5861470), (68, 2930735), (85, 2344588), (170, 1172294), (340, 586147)]