69989860

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{11399}}^1$

素因数の和:11715

約数の個数: 24

約数和(自身を含む): 147470400

約数和(自身を除く): 77480540

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 6140, 11399, 22798, 45596, 56995, 113990, 227980, 3499493, 6998986, 13997972, 17497465, 34994930, 69989860]

約数ペア:

[(1, 69989860), (2, 34994930), (4, 17497465), (5, 13997972), (10, 6998986), (20, 3499493), (307, 227980), (614, 113990), (1228, 56995), (1535, 45596), (3070, 22798), (6140, 11399)]