1640443390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9649667}}^1$

素因数の和:9649691

約数の個数: 16

約数和(自身を含む): 3126492432

約数和(自身を除く): 1486049042

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 9649667, 19299334, 48248335, 96496670, 164044339, 328088678, 820221695, 1640443390]

約数ペア:

[(1, 1640443390), (2, 820221695), (5, 328088678), (10, 164044339), (17, 96496670), (34, 48248335), (85, 19299334), (170, 9649667)]