1247100107980

素因数分解:

$2^2\times 5^1\times {\mathrm{62355005399}}^1$

素因数の和:62355005408

約数の個数: 12

約数和(自身を含む): 2618910226800

約数和(自身を除く): 1371810118820

約数列:

[1, 2, 4, 5, 10, 20, 62355005399, 124710010798, 249420021596, 311775026995, 623550053990, 1247100107980]

約数ペア:

[(1, 1247100107980), (2, 623550053990), (4, 311775026995), (5, 249420021596), (10, 124710010798), (20, 62355005399)]