40972060

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{10399}}^1$

素因数の和:10605

約数の個数: 24

約数和(自身を含む): 86486400

約数和(自身を除く): 45514340

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 10399, 20798, 41596, 51995, 103990, 207980, 2048603, 4097206, 8194412, 10243015, 20486030, 40972060]

約数ペア:

[(1, 40972060), (2, 20486030), (4, 10243015), (5, 8194412), (10, 4097206), (20, 2048603), (197, 207980), (394, 103990), (788, 51995), (985, 41596), (1970, 20798), (3940, 10399)]