30744680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{10529}}^1$

素因数の和:10613

約数の個数: 32

約数和(自身を含む): 70129800

約数和(自身を除く): 39385120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 10529, 21058, 42116, 52645, 84232, 105290, 210580, 421160, 768617, 1537234, 3074468, 3843085, 6148936, 7686170, 15372340, 30744680]

約数ペア:

[(1, 30744680), (2, 15372340), (4, 7686170), (5, 6148936), (8, 3843085), (10, 3074468), (20, 1537234), (40, 768617), (73, 421160), (146, 210580), (292, 105290), (365, 84232), (584, 52645), (730, 42116), (1460, 21058), (2920, 10529)]